90924601 has 2 divisors, whose sum is σ = 90924602. Its totient is φ = 90924600.

The previous prime is 90924563. The next prime is 90924629. The reversal of 90924601 is 10642909.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90535225 + 389376 = 9515^2 + 624^2 .

It is a cyclic number.

It is not a de Polignac number, because 90924601 - 2⁷ = 90924473 is a prime.

It is equal to p_5267551 and since 90924601 and 5267551 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (90924401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45462300 + 45462301.

It is an arithmetic number, because the mean of its divisors is an integer number (45462301).

Almost surely, 2^90924601 is an apocalyptic number.

It is an amenable number.

90924601 is a deficient number, since it is larger than the sum of its proper divisors (1).

90924601 is an equidigital number, since it uses as much as digits as its factorization.

90924601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 90924601 is about 9535.4392137961. The cubic root of 90924601 is about 449.6698829905.

The spelling of 90924601 in words is "ninety million, nine hundred twenty-four thousand, six hundred one".