90063968 has 12 divisors (see below), whose sum is σ = 177313500. Its totient is φ = 45031968.

The previous prime is 90063947. The next prime is 90063979. The reversal of 90063968 is 86936009.

It is a super-2 number, since 2×90063968² = 16223036663810048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1407218 + ... + 1407281.

It is an arithmetic number, because the mean of its divisors is an integer number (14776125).

Almost surely, 2^90063968 is an apocalyptic number.

It is an amenable number.

90063968 is a deficient number, since it is larger than the sum of its proper divisors (87249532).

90063968 is a wasteful number, since it uses less digits than its factorization.

90063968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814509 (or 2814501 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 90063968 is about 9490.2037912787. The cubic root of 90063968 is about 448.2466222887.

The spelling of 90063968 in words is "ninety million, sixty-three thousand, nine hundred sixty-eight".