49965624 has 24 divisors (see below), whose sum is σ = 135323760. Its totient is φ = 16655184.

The previous prime is 49965607. The next prime is 49965659. The reversal of 49965624 is 42656994.

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 49965624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 346912 + ... + 347055.

It is an arithmetic number, because the mean of its divisors is an integer number (5638490).

Almost surely, 2^49965624 is an apocalyptic number.

It is an amenable number.

49965624 is an abundant number, since it is smaller than the sum of its proper divisors (85358136).

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

49965624 is a wasteful number, since it uses less digits than its factorization.

49965624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693979 (or 693972 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 49965624 is about 7068.6366436534. The cubic root of 49965624 is about 368.3187023301.

The spelling of 49965624 in words is "forty-nine million, nine hundred sixty-five thousand, six hundred twenty-four".