49999628 has 12 divisors (see below), whose sum is σ = 99999312. Its totient is φ = 21428400.

The previous prime is 49999627. The next prime is 49999637. The reversal of 49999628 is 82699994.

49999628 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (49999627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 892823 + ... + 892878.

It is an arithmetic number, because the mean of its divisors is an integer number (8333276).

Almost surely, 2^49999628 is an apocalyptic number.

It is an amenable number.

49999628 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.

49999628 is a wasteful number, since it uses less digits than its factorization.

49999628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785712 (or 1785710 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 56.

The square root of 49999628 is about 7071.0415074443. The cubic root of 49999628 is about 368.4022362220.

The spelling of 49999628 in words is "forty-nine million, nine hundred ninety-nine thousand, six hundred twenty-eight".