73644674 has 8 divisors (see below), whose sum is σ = 110617920. Its totient is φ = 36772036.

The previous prime is 73644673. The next prime is 73644713. The reversal of 73644674 is 47644637.

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

It is not an unprimeable number, because it can be changed into a prime (73644673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23294 + ... + 26265.

It is an arithmetic number, because the mean of its divisors is an integer number (13827240).

Almost surely, 2^73644674 is an apocalyptic number.

73644674 is a deficient number, since it is larger than the sum of its proper divisors (36973246).

73644674 is a wasteful number, since it uses less digits than its factorization.

73644674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50304.

The product of its digits is 338688, while the sum is 41.

The square root of 73644674 is about 8581.6475108221. The cubic root of 73644674 is about 419.1605948492.

The spelling of 73644674 in words is "seventy-three million, six hundred forty-four thousand, six hundred seventy-four".