90352650 has 24 divisors (see below), whose sum is σ = 224074944. Its totient is φ = 24094000.

The previous prime is 90352627. The next prime is 90352663. The reversal of 90352650 is 5625309.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 301026 + ... + 301325.

It is an arithmetic number, because the mean of its divisors is an integer number (9336456).

Almost surely, 2^90352650 is an apocalyptic number.

90352650 is an abundant number, since it is smaller than the sum of its proper divisors (133722294).

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

90352650 is a wasteful number, since it uses less digits than its factorization.

90352650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602366 (or 602361 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 90352650 is about 9505.4010962189. The cubic root of 90352650 is about 448.7250330743.

Adding to 90352650 its reverse (5625309), we get a palindrome (95977959).

The spelling of 90352650 in words is "ninety million, three hundred fifty-two thousand, six hundred fifty".