90267752 has 8 divisors (see below), whose sum is σ = 169252050. Its totient is φ = 45133872.

The previous prime is 90267719. The next prime is 90267763. The reversal of 90267752 is 25776209.

It can be written as a sum of positive squares in only one way, i.e., 89605156 + 662596 = 9466^2 + 814^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×90267752² = 16296534102267008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5641727 + ... + 5641742.

Almost surely, 2^90267752 is an apocalyptic number.

It is an amenable number.

90267752 is a deficient number, since it is larger than the sum of its proper divisors (78984298).

90267752 is a wasteful number, since it uses less digits than its factorization.

90267752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11283475 (or 11283471 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 90267752 is about 9500.9342698495. The cubic root of 90267752 is about 448.5844439638.

It can be divided in two parts, 90267 and 752, that added together give a palindrome (91019).

The spelling of 90267752 in words is "ninety million, two hundred sixty-seven thousand, seven hundred fifty-two".