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4250900 = 225242509
BaseRepresentation
bin10000001101110100010100
321222222010202
4100031310110
52042012100
6231040032
751063203
oct20156424
97888122
104250900
112443845
121510018
13b5ab34
147c923a
1558e7d5
hex40dd14

4250900 has 18 divisors (see below), whose sum is σ = 9224670. Its totient is φ = 1700320.

The previous prime is 4250899. The next prime is 4250903. The reversal of 4250900 is 90524.

It can be written as a sum of positive squares in 3 ways, for example, as 1110916 + 3139984 = 1054^2 + 1772^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4250903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21155 + ... + 21354.

Almost surely, 24250900 is an apocalyptic number.

It is an amenable number.

4250900 is an abundant number, since it is smaller than the sum of its proper divisors (4973770).

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

4250900 is a wasteful number, since it uses less digits than its factorization.

4250900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42523 (or 42516 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 4250900 is about 2061.7710833165. The cubic root of 4250900 is about 161.9920231809.

The spelling of 4250900 in words is "four million, two hundred fifty thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 42509 85018 170036 212545 425090 850180 1062725 2125450 4250900