90959457 has 32 divisors (see below), whose sum is σ = 132295680. Its totient is φ = 55415360.

The previous prime is 90959417. The next prime is 90959459. The reversal of 90959457 is 75495909.

It is a cyclic number.

It is not a de Polignac number, because 90959457 - 2⁸ = 90959201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90959459) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 261958 + ... + 262304.

It is an arithmetic number, because the mean of its divisors is an integer number (4134240).

Almost surely, 2^90959457 is an apocalyptic number.

It is an amenable number.

90959457 is a deficient number, since it is larger than the sum of its proper divisors (41336223).

90959457 is a wasteful number, since it uses less digits than its factorization.

90959457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533.

The product of its (nonzero) digits is 510300, while the sum is 48.

The square root of 90959457 is about 9537.2667468201. The cubic root of 90959457 is about 449.7273360554.

The spelling of 90959457 in words is "ninety million, nine hundred fifty-nine thousand, four hundred fifty-seven".