47077664 has 12 divisors (see below), whose sum is σ = 92684214. Its totient is φ = 23538816.

The previous prime is 47077651. The next prime is 47077669. The reversal of 47077664 is 46677074.

It can be written as a sum of positive squares in only one way, i.e., 36240400 + 10837264 = 6020^2 + 3292^2 .

It is not an unprimeable number, because it can be changed into a prime (47077669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 735557 + ... + 735620.

Almost surely, 2^47077664 is an apocalyptic number.

It is an amenable number.

47077664 is a deficient number, since it is larger than the sum of its proper divisors (45606550).

47077664 is a wasteful number, since it uses less digits than its factorization.

47077664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471187 (or 1471179 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 41.

The square root of 47077664 is about 6861.3164917529. The cubic root of 47077664 is about 361.0812758379.

The spelling of 47077664 in words is "forty-seven million, seventy-seven thousand, six hundred sixty-four".