73564994 has 16 divisors (see below), whose sum is σ = 116339328. Its totient is φ = 34818432.

The previous prime is 73564993. The next prime is 73565033. The reversal of 73564994 is 49946537.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (73564993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3782 + ... + 12705.

It is an arithmetic number, because the mean of its divisors is an integer number (7271208).

Almost surely, 2^73564994 is an apocalyptic number.

73564994 is a deficient number, since it is larger than the sum of its proper divisors (42774334).

73564994 is a wasteful number, since it uses less digits than its factorization.

73564994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16609.

The product of its digits is 816480, while the sum is 47.

The square root of 73564994 is about 8577.0037892028. The cubic root of 73564994 is about 419.0093697530.

The spelling of 73564994 in words is "seventy-three million, five hundred sixty-four thousand, nine hundred ninety-four".