90401682 has 32 divisors (see below), whose sum is σ = 218788992. Its totient is φ = 24309504.

The previous prime is 90401651. The next prime is 90401711. The reversal of 90401682 is 28610409.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62593 + ... + 64020.

It is an arithmetic number, because the mean of its divisors is an integer number (6837156).

Almost surely, 2^90401682 is an apocalyptic number.

90401682 is an abundant number, since it is smaller than the sum of its proper divisors (128387310).

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

90401682 is a wasteful number, since it uses less digits than its factorization.

90401682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126642.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 90401682 is about 9507.9799116321. The cubic root of 90401682 is about 448.8061888089.

The spelling of 90401682 in words is "ninety million, four hundred one thousand, six hundred eighty-two".