90508735 has 8 divisors (see below), whose sum is σ = 108671040. Its totient is φ = 72366624.

The previous prime is 90508729. The next prime is 90508751. The reversal of 90508735 is 53780509.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90508735 - 2³ = 90508727 is a prime.

It is a super-2 number, since 2×90508735² = 16383662222600450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90508694 and 90508703.

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, 7786 + ... + 15544.

It is an arithmetic number, because the mean of its divisors is an integer number (13583880).

Almost surely, 2^90508735 is an apocalyptic number.

90508735 is a deficient number, since it is larger than the sum of its proper divisors (18162305).

90508735 is a wasteful number, since it uses less digits than its factorization.

90508735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10097.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 90508735 is about 9513.6078855500. The cubic root of 90508735 is about 448.9832765765.

The spelling of 90508735 in words is "ninety million, five hundred eight thousand, seven hundred thirty-five".