90474753 has 8 divisors (see below), whose sum is σ = 121240000. Its totient is φ = 60013008.

The previous prime is 90474749. The next prime is 90474779. The reversal of 90474753 is 35747409.

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

It is not a de Polignac number, because 90474753 - 2² = 90474749 is a prime.

It is a super-2 number, since 2×90474753² = 16371361860822018, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (90474743) 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, 75178 + ... + 76371.

It is an arithmetic number, because the mean of its divisors is an integer number (15155000).

Almost surely, 2^90474753 is an apocalyptic number.

It is an amenable number.

90474753 is a deficient number, since it is larger than the sum of its proper divisors (30765247).

90474753 is a wasteful number, since it uses less digits than its factorization.

90474753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151751.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 90474753 is about 9511.8217498017. The cubic root of 90474753 is about 448.9270784663.

It can be divided in two parts, 904 and 74753, that added together give a palindrome (75657).

The spelling of 90474753 in words is "ninety million, four hundred seventy-four thousand, seven hundred fifty-three".