41657664 has 28 divisors (see below), whose sum is σ = 110219744. Its totient is φ = 13885824.

The previous prime is 41657663. The next prime is 41657689. The reversal of 41657664 is 46675614.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41657663) 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, 108292 + ... + 108675.

Almost surely, 2^41657664 is an apocalyptic number.

It is an amenable number.

41657664 is an abundant number, since it is smaller than the sum of its proper divisors (68562080).

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

41657664 is a wasteful number, since it uses less digits than its factorization.

41657664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216982 (or 216972 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 41657664 is about 6454.2748624458. The cubic root of 41657664 is about 346.6556669751.

The spelling of 41657664 in words is "forty-one million, six hundred fifty-seven thousand, six hundred sixty-four".