90273735 has 24 divisors (see below), whose sum is σ = 163279584. Its totient is φ = 46052160.

The previous prime is 90273713. The next prime is 90273739. The reversal of 90273735 is 53737209.

It is a happy number.

It is not a de Polignac number, because 90273735 - 2⁶ = 90273671 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 90273735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90273739) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42576 + ... + 44645.

It is an arithmetic number, because the mean of its divisors is an integer number (6803316).

Almost surely, 2^90273735 is an apocalyptic number.

90273735 is a deficient number, since it is larger than the sum of its proper divisors (73005849).

90273735 is a wasteful number, since it uses less digits than its factorization.

90273735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87255 (or 87252 counting only the distinct ones).

The product of its (nonzero) digits is 39690, while the sum is 36.

The square root of 90273735 is about 9501.2491284041. The cubic root of 90273735 is about 448.5943545589.

The spelling of 90273735 in words is "ninety million, two hundred seventy-three thousand, seven hundred thirty-five".