3734267664 has 20 divisors (see below), whose sum is σ = 9646858256. Its totient is φ = 1244755872.

The previous prime is 3734267633. The next prime is 3734267687. The reversal of 3734267664 is 4667624373.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 77797243 = 3734267664 / (3 + 7 + 3 + 4 + 2 + 6 + 7 + 6 + 6 + 4).

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, 38898574 + ... + 38898669.

Almost surely, 2^3734267664 is an apocalyptic number.

It is an amenable number.

3734267664 is an abundant number, since it is smaller than the sum of its proper divisors (5912590592).

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

3734267664 is a wasteful number, since it uses less digits than its factorization.

3734267664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77797254 (or 77797248 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 48.

The square root of 3734267664 is about 61108.6545752727. The cubic root of 3734267664 is about 1551.4405842448.

The spelling of 3734267664 in words is "three billion, seven hundred thirty-four million, two hundred sixty-seven thousand, six hundred sixty-four".