46660644 has 24 divisors (see below), whose sum is σ = 120972320. Its totient is φ = 15553512.

The previous prime is 46660643. The next prime is 46660657. The reversal of 46660644 is 44606664.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 46660599 and 46660608.

It is not an unprimeable number, because it can be changed into a prime (46660643) 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, 215914 + ... + 216129.

Almost surely, 2^46660644 is an apocalyptic number.

It is an amenable number.

46660644 is an abundant number, since it is smaller than the sum of its proper divisors (74311676).

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

46660644 is a wasteful number, since it uses less digits than its factorization.

46660644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432056 (or 432048 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 46660644 is about 6830.8596823533. The cubic root of 46660644 is about 360.0119440482.

The spelling of 46660644 in words is "forty-six million, six hundred sixty thousand, six hundred forty-four".