49999964 has 12 divisors (see below), whose sum is σ = 99999984. Its totient is φ = 21428544.

The previous prime is 49999921. The next prime is 49999991. The reversal of 49999964 is 46999994.

49999964 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 892829 + ... + 892884.

It is an arithmetic number, because the mean of its divisors is an integer number (8333332).

Almost surely, 2^49999964 is an apocalyptic number.

It is an amenable number.

49999964 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

49999964 is a wasteful number, since it uses less digits than its factorization.

49999964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785724 (or 1785722 counting only the distinct ones).

The product of its digits is 5668704, while the sum is 59.

The square root of 49999964 is about 7071.0652662806. The cubic root of 49999964 is about 368.4030614473.

The spelling of 49999964 in words is "forty-nine million, nine hundred ninety-nine thousand, nine hundred sixty-four".