90522998 has 16 divisors (see below), whose sum is σ = 142336656. Its totient is φ = 43128960.

The previous prime is 90522989. The next prime is 90523003. The reversal of 90522998 is 89922509.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9311 + ... + 16362.

It is an arithmetic number, because the mean of its divisors is an integer number (8896041).

Almost surely, 2^90522998 is an apocalyptic number.

90522998 is a deficient number, since it is larger than the sum of its proper divisors (51813658).

90522998 is a wasteful number, since it uses less digits than its factorization.

90522998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25759.

The product of its (nonzero) digits is 116640, while the sum is 44.

The square root of 90522998 is about 9514.3574664819. The cubic root of 90522998 is about 449.0068599802.

The spelling of 90522998 in words is "ninety million, five hundred twenty-two thousand, nine hundred ninety-eight".