90046588 has 6 divisors (see below), whose sum is σ = 157581536. Its totient is φ = 45023292.

The previous prime is 90046577. The next prime is 90046589. The reversal of 90046588 is 88564009.

It is a self number, because there is not a number n which added to its sum of digits gives 90046588.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90046589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11255820 + ... + 11255827.

Almost surely, 2^90046588 is an apocalyptic number.

It is an amenable number.

90046588 is a deficient number, since it is larger than the sum of its proper divisors (67534948).

90046588 is a wasteful number, since it uses less digits than its factorization.

90046588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22511651 (or 22511649 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 90046588 is about 9489.2880660248. The cubic root of 90046588 is about 448.2177871261.

The spelling of 90046588 in words is "ninety million, forty-six thousand, five hundred eighty-eight".