90203352 has 16 divisors (see below), whose sum is σ = 225508440. Its totient is φ = 30067776.

The previous prime is 90203339. The next prime is 90203353. The reversal of 90203352 is 25330209.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 3758473 = 90203352 / (9 + 0 + 2 + 0 + 3 + 3 + 5 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90203353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1879213 + ... + 1879260.

Almost surely, 2^90203352 is an apocalyptic number.

It is an amenable number.

90203352 is an abundant number, since it is smaller than the sum of its proper divisors (135305088).

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

90203352 is a wasteful number, since it uses less digits than its factorization.

90203352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3758482 (or 3758478 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 90203352 is about 9497.5445247706. The cubic root of 90203352 is about 448.4777402578.

The spelling of 90203352 in words is "ninety million, two hundred three thousand, three hundred fifty-two".