73969768 has 16 divisors (see below), whose sum is σ = 141310980. Its totient is φ = 36286848.

The previous prime is 73969739. The next prime is 73969789. The reversal of 73969768 is 86796937.

It can be written as a sum of positive squares in 2 ways, for example, as 72965764 + 1004004 = 8542^2 + 1002^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86805 + ... + 87652.

Almost surely, 2^73969768 is an apocalyptic number.

It is an amenable number.

73969768 is a deficient number, since it is larger than the sum of its proper divisors (67341212).

73969768 is a wasteful number, since it uses less digits than its factorization.

73969768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174516 (or 174512 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 55.

The square root of 73969768 is about 8600.5678882269. The cubic root of 73969768 is about 419.7764645718.

It can be divided in two parts, 739 and 69768, that added together give a palindrome (70507).

The spelling of 73969768 in words is "seventy-three million, nine hundred sixty-nine thousand, seven hundred sixty-eight".