90751452 has 36 divisors (see below), whose sum is σ = 232757448. Its totient is φ = 27500000.

The previous prime is 90751447. The next prime is 90751471. The reversal of 90751452 is 25415709.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29799 + ... + 32702.

Almost surely, 2^90751452 is an apocalyptic number.

It is an amenable number.

90751452 is an abundant number, since it is smaller than the sum of its proper divisors (142005996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90751452 is a wasteful number, since it uses less digits than its factorization.

90751452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62530 (or 62517 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 90751452 is about 9526.3556515595. The cubic root of 90751452 is about 449.3842640443.

It can be divided in two parts, 9075 and 1452, that multiplied together give a square (13176900 = 3630²).

The spelling of 90751452 in words is "ninety million, seven hundred fifty-one thousand, four hundred fifty-two".