90942650 has 24 divisors (see below), whose sum is σ = 172756800. Its totient is φ = 35602160.

The previous prime is 90942629. The next prime is 90942653. The reversal of 90942650 is 5624909.

It is a self number, because there is not a number n which added to its sum of digits gives 90942650.

It is not an unprimeable number, because it can be changed into a prime (90942653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17000 + ... + 21699.

It is an arithmetic number, because the mean of its divisors is an integer number (7198200).

Almost surely, 2^90942650 is an apocalyptic number.

90942650 is a deficient number, since it is larger than the sum of its proper divisors (81814150).

90942650 is a wasteful number, since it uses less digits than its factorization.

90942650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38758 (or 38753 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 90942650 is about 9536.3855836475. The cubic root of 90942650 is about 449.6996349485.

The spelling of 90942650 in words is "ninety million, nine hundred forty-two thousand, six hundred fifty".