90241232 has 20 divisors (see below), whose sum is σ = 176479776. Its totient is φ = 44698080.

The previous prime is 90241231. The next prime is 90241237. The reversal of 90241232 is 23214209.

It is a junction number, because it is equal to n+sod(n) for n = 90241198 and 90241207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90241231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24644 + ... + 28067.

Almost surely, 2^90241232 is an apocalyptic number.

It is an amenable number.

90241232 is a deficient number, since it is larger than the sum of its proper divisors (86238544).

90241232 is a wasteful number, since it uses less digits than its factorization.

90241232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52826 (or 52820 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 90241232 is about 9499.5385151069. The cubic root of 90241232 is about 448.5405093935.

The spelling of 90241232 in words is "ninety million, two hundred forty-one thousand, two hundred thirty-two".