73786480 has 20 divisors (see below), whose sum is σ = 171553752. Its totient is φ = 29514560.

The previous prime is 73786457. The next prime is 73786513. The reversal of 73786480 is 8468737.

It is a tau number, because it is divible by the number of its divisors (20).

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, 461086 + ... + 461245.

Almost surely, 2^73786480 is an apocalyptic number.

It is an amenable number.

73786480 is an abundant number, since it is smaller than the sum of its proper divisors (97767272).

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

73786480 is a wasteful number, since it uses less digits than its factorization.

73786480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922344 (or 922338 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 73786480 is about 8589.9057037898. The cubic root of 73786480 is about 419.4294596280.

The spelling of 73786480 in words is "seventy-three million, seven hundred eighty-six thousand, four hundred eighty".