90244964 has 12 divisors (see below), whose sum is σ = 159327084. Its totient is φ = 44722944.

The previous prime is 90244951. The next prime is 90244967. The reversal of 90244964 is 46944209.

It can be written as a sum of positive squares in 2 ways, for example, as 23136100 + 67108864 = 4810^2 + 8192^2 .

It is a super-2 number, since 2×90244964² = 16288307054722592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90244967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99377 + ... + 100280.

It is an arithmetic number, because the mean of its divisors is an integer number (13277257).

Almost surely, 2^90244964 is an apocalyptic number.

It is an amenable number.

90244964 is a deficient number, since it is larger than the sum of its proper divisors (69082120).

90244964 is a wasteful number, since it uses less digits than its factorization.

90244964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199774 (or 199772 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 90244964 is about 9499.7349436708. The cubic root of 90244964 is about 448.5466925616.

The spelling of 90244964 in words is "ninety million, two hundred forty-four thousand, nine hundred sixty-four".