73776364 has 24 divisors (see below), whose sum is σ = 135168768. Its totient is φ = 35167440.

The previous prime is 73776317. The next prime is 73776397. The reversal of 73776364 is 46367737.

It is a self number, because there is not a number n which added to its sum of digits gives 73776364.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30769 + ... + 33079.

It is an arithmetic number, because the mean of its divisors is an integer number (5632032).

Almost surely, 2^73776364 is an apocalyptic number.

It is an amenable number.

73776364 is a deficient number, since it is larger than the sum of its proper divisors (61392404).

73776364 is a wasteful number, since it uses less digits than its factorization.

73776364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2685 (or 2683 counting only the distinct ones).

The product of its digits is 444528, while the sum is 43.

The square root of 73776364 is about 8589.3168529284. The cubic root of 73776364 is about 419.4102910652.

The spelling of 73776364 in words is "seventy-three million, seven hundred seventy-six thousand, three hundred sixty-four".