90057653 has 32 divisors (see below), whose sum is σ = 112907520. Its totient is φ = 70087680.

The previous prime is 90057647. The next prime is 90057661. The reversal of 90057653 is 35675009.

It is a cyclic number.

It is not a de Polignac number, because 90057653 - 2⁴ = 90057637 is a prime.

It is a super-2 number, since 2×90057653² = 16220761727736818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90057353) 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, 687398 + ... + 687528.

It is an arithmetic number, because the mean of its divisors is an integer number (3528360).

Almost surely, 2^90057653 is an apocalyptic number.

It is an amenable number.

90057653 is a deficient number, since it is larger than the sum of its proper divisors (22849867).

90057653 is a wasteful number, since it uses less digits than its factorization.

90057653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 90057653 is about 9489.8710739398. The cubic root of 90057653 is about 448.2361454996.

The spelling of 90057653 in words is "ninety million, fifty-seven thousand, six hundred fifty-three".