49644625 has 16 divisors (see below), whose sum is σ = 65220480. Its totient is φ = 37623600.

The previous prime is 49644589. The next prime is 49644659. The reversal of 49644625 is 52644694.

It is a happy number.

It is not a de Polignac number, because 49644625 - 2²¹ = 47547473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8077 + ... + 12826.

It is an arithmetic number, because the mean of its divisors is an integer number (4076280).

Almost surely, 2^49644625 is an apocalyptic number.

It is an amenable number.

49644625 is a deficient number, since it is larger than the sum of its proper divisors (15575855).

49644625 is a wasteful number, since it uses less digits than its factorization.

49644625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20937 (or 20927 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 49644625 is about 7045.8941944937. The cubic root of 49644625 is about 367.5282653688.

The spelling of 49644625 in words is "forty-nine million, six hundred forty-four thousand, six hundred twenty-five".