60644644 has 24 divisors (see below), whose sum is σ = 112831488. Its totient is φ = 28421760.

The previous prime is 60644641. The next prime is 60644669. The reversal of 60644644 is 44644606.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (60644641) 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, 16189 + ... + 19579.

It is an arithmetic number, because the mean of its divisors is an integer number (4701312).

Almost surely, 2^60644644 is an apocalyptic number.

It is an amenable number.

60644644 is a deficient number, since it is larger than the sum of its proper divisors (52186844).

60644644 is a wasteful number, since it uses less digits than its factorization.

60644644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3675 (or 3673 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 60644644 is about 7787.4671106850. The cubic root of 60644644 is about 392.8838259216.

The spelling of 60644644 in words is "sixty million, six hundred forty-four thousand, six hundred forty-four".