73612801 has 2 divisors, whose sum is σ = 73612802. Its totient is φ = 73612800.

The previous prime is 73612769. The next prime is 73612807. The reversal of 73612801 is 10821637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73547776 + 65025 = 8576^2 + 255^2 .

It is a cyclic number.

It is not a de Polignac number, because 73612801 - 2⁵ = 73612769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73612801.

It is not a weakly prime, because it can be changed into another prime (73612807) 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 as a sum of consecutive naturals, namely, 36806400 + 36806401.

It is an arithmetic number, because the mean of its divisors is an integer number (36806401).

Almost surely, 2^73612801 is an apocalyptic number.

It is an amenable number.

73612801 is a deficient number, since it is larger than the sum of its proper divisors (1).

73612801 is an equidigital number, since it uses as much as digits as its factorization.

73612801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 73612801 is about 8579.7902655018. The cubic root of 73612801 is about 419.1001160087.

The spelling of 73612801 in words is "seventy-three million, six hundred twelve thousand, eight hundred one".