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3252090 = 235432521
BaseRepresentation
bin1100011001111101111010
320010020000210
430121331322
51313031330
6153411550
736433212
oct14317572
96106023
103252090
111921386
121109bb6
1389b31a
14609242
154438b0
hex319f7a

3252090 has 32 divisors (see below), whose sum is σ = 7989696. Its totient is φ = 846720.

The previous prime is 3252061. The next prime is 3252091. The reversal of 3252090 is 902523.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3252091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30 + ... + 2550.

It is an arithmetic number, because the mean of its divisors is an integer number (249678).

Almost surely, 23252090 is an apocalyptic number.

3252090 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3252090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3994848).

3252090 is an abundant number, since it is smaller than the sum of its proper divisors (4737606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3252090 is a wasteful number, since it uses less digits than its factorization.

3252090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 3252090 is about 1803.3552062752. The cubic root of 3252090 is about 148.1565484974.

It can be divided in two parts, 325 and 2090, that added together give a triangular number (2415 = T69).

The spelling of 3252090 in words is "three million, two hundred fifty-two thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 43 86 129 215 258 430 645 1290 2521 5042 7563 12605 15126 25210 37815 75630 108403 216806 325209 542015 650418 1084030 1626045 3252090