73986706 has 8 divisors (see below), whose sum is σ = 111166524. Its totient is φ = 36931200.

The previous prime is 73986659. The next prime is 73986727. The reversal of 73986706 is 60768937.

It can be written as a sum of positive squares in 2 ways, for example, as 53655625 + 20331081 = 7325^2 + 4509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 29575 + ... + 31978.

Almost surely, 2^73986706 is an apocalyptic number.

73986706 is a deficient number, since it is larger than the sum of its proper divisors (37179818).

73986706 is a wasteful number, since it uses less digits than its factorization.

73986706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62156.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 73986706 is about 8601.5525342812. The cubic root of 73986706 is about 419.8085030262.

The spelling of 73986706 in words is "seventy-three million, nine hundred eighty-six thousand, seven hundred six".