90536554 has 8 divisors (see below), whose sum is σ = 140185728. Its totient is φ = 43807980.

The previous prime is 90536489. The next prime is 90536581. The reversal of 90536554 is 45563509.

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

It is a super-2 number, since 2×90536554² = 16393735220389832, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730072 + ... + 730195.

It is an arithmetic number, because the mean of its divisors is an integer number (17523216).

Almost surely, 2^90536554 is an apocalyptic number.

90536554 is a deficient number, since it is larger than the sum of its proper divisors (49649174).

90536554 is a wasteful number, since it uses less digits than its factorization.

90536554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460300.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 90536554 is about 9515.0698368430. The cubic root of 90536554 is about 449.0292720866.

The spelling of 90536554 in words is "ninety million, five hundred thirty-six thousand, five hundred fifty-four".