73029997 has 2 divisors, whose sum is σ = 73029998. Its totient is φ = 73029996.

The previous prime is 73029959. The next prime is 73030007. The reversal of 73029997 is 79992037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37197801 + 35832196 = 6099^2 + 5986^2 .

It is a cyclic number.

It is not a de Polignac number, because 73029997 - 2¹⁵ = 72997229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73029937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36514998 + 36514999.

It is an arithmetic number, because the mean of its divisors is an integer number (36514999).

Almost surely, 2^73029997 is an apocalyptic number.

It is an amenable number.

73029997 is a deficient number, since it is larger than the sum of its proper divisors (1).

73029997 is an equidigital number, since it uses as much as digits as its factorization.

73029997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 214326, while the sum is 46.

The square root of 73029997 is about 8545.7590066652. The cubic root of 73029997 is about 417.9911572956.

The spelling of 73029997 in words is "seventy-three million, twenty-nine thousand, nine hundred ninety-seven".