90462913 has 2 divisors, whose sum is σ = 90462914. Its totient is φ = 90462912.

The previous prime is 90462901. The next prime is 90462961. The reversal of 90462913 is 31926409.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87179569 + 3283344 = 9337^2 + 1812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90462913 is a prime.

It is not a weakly prime, because it can be changed into another prime (90462413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45231456 + 45231457.

It is an arithmetic number, because the mean of its divisors is an integer number (45231457).

Almost surely, 2^90462913 is an apocalyptic number.

It is an amenable number.

90462913 is a deficient number, since it is larger than the sum of its proper divisors (1).

90462913 is an equidigital number, since it uses as much as digits as its factorization.

90462913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 90462913 is about 9511.1993460341. The cubic root of 90462913 is about 448.9074946291.

The spelling of 90462913 in words is "ninety million, four hundred sixty-two thousand, nine hundred thirteen".