73743964 has 12 divisors (see below), whose sum is σ = 147487984. Its totient is φ = 31604544.

The previous prime is 73743919. The next prime is 73743979. The reversal of 73743964 is 46934737.

73743964 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 73743964.

It is a congruent number.

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, 1316829 + ... + 1316884.

Almost surely, 2^73743964 is an apocalyptic number.

It is an amenable number.

73743964 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73743964 is a wasteful number, since it uses less digits than its factorization.

73743964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633724 (or 2633722 counting only the distinct ones).

The product of its digits is 381024, while the sum is 43.

The square root of 73743964 is about 8587.4305819611. The cubic root of 73743964 is about 419.3488852959.

The spelling of 73743964 in words is "seventy-three million, seven hundred forty-three thousand, nine hundred sixty-four".