90458056 has 32 divisors (see below), whose sum is σ = 183488760. Its totient is φ = 41559552.

The previous prime is 90458051. The next prime is 90458077. The reversal of 90458056 is 65085409.

It can be written as a sum of positive squares in 4 ways, for example, as 50893956 + 39564100 = 7134^2 + 6290^2 .

It is not an unprimeable number, because it can be changed into a prime (90458051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22366 + ... + 26098.

Almost surely, 2^90458056 is an apocalyptic number.

It is an amenable number.

90458056 is an abundant number, since it is smaller than the sum of its proper divisors (93030704).

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

90458056 is a wasteful number, since it uses less digits than its factorization.

90458056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3985 (or 3981 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 90458056 is about 9510.9440120316. The cubic root of 90458056 is about 448.8994604611.

The spelling of 90458056 in words is "ninety million, four hundred fifty-eight thousand, fifty-six".