73687696 has 20 divisors (see below), whose sum is σ = 145191600. Its totient is φ = 36218912.

The previous prime is 73687687. The next prime is 73687697. The reversal of 73687696 is 69678637.

It is not an unprimeable number, because it can be changed into a prime (73687697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38086 + ... + 39973.

It is an arithmetic number, because the mean of its divisors is an integer number (7259580).

Almost surely, 2^73687696 is an apocalyptic number.

It is an amenable number.

73687696 is a deficient number, since it is larger than the sum of its proper divisors (71503904).

73687696 is a wasteful number, since it uses less digits than its factorization.

73687696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78126 (or 78120 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 52.

The square root of 73687696 is about 8584.1537730868. The cubic root of 73687696 is about 419.2422011882.

The spelling of 73687696 in words is "seventy-three million, six hundred eighty-seven thousand, six hundred ninety-six".