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3287442 = 23717717
BaseRepresentation
bin1100100010100110010010
320012000112010
430202212102
51320144232
6154243350
736641244
oct14424622
96160463
103287442
1119459a4
121126556
138b1442
14618094
1544e0cc
hex322992

3287442 has 16 divisors (see below), whose sum is σ = 6668352. Its totient is φ = 1080240.

The previous prime is 3287441. The next prime is 3287447. The reversal of 3287442 is 2447823.

It is a d-powerful number, because it can be written as 312 + 219 + 83 + 76 + 42 + 47 + 221 .

It is not an unprimeable number, because it can be changed into a prime (3287441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3433 + ... + 4284.

It is an arithmetic number, because the mean of its divisors is an integer number (416772).

Almost surely, 23287442 is an apocalyptic number.

3287442 is an abundant number, since it is smaller than the sum of its proper divisors (3380910).

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

3287442 is a wasteful number, since it uses less digits than its factorization.

3287442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7793.

The product of its digits is 10752, while the sum is 30.

The square root of 3287442 is about 1813.1304420808. The cubic root of 3287442 is about 148.6914625022.

The spelling of 3287442 in words is "three million, two hundred eighty-seven thousand, four hundred forty-two".

Divisors: 1 2 3 6 71 142 213 426 7717 15434 23151 46302 547907 1095814 1643721 3287442