336947664 has 40 divisors (see below), whose sum is σ = 876818880. Its totient is φ = 111493888.

The previous prime is 336947657. The next prime is 336947669. The reversal of 336947664 is 466749633.

It is a super-2 number, since 2×336947664² = 227067456550113792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (336947669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19044 + ... + 32195.

It is an arithmetic number, because the mean of its divisors is an integer number (21920472).

Almost surely, 2^336947664 is an apocalyptic number.

It is an amenable number.

336947664 is an abundant number, since it is smaller than the sum of its proper divisors (539871216).

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

336947664 is a wasteful number, since it uses less digits than its factorization.

336947664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51387 (or 51381 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 48.

The square root of 336947664 is about 18356.1342335471. The cubic root of 336947664 is about 695.8583077924.

The spelling of 336947664 in words is "three hundred thirty-six million, nine hundred forty-seven thousand, six hundred sixty-four".