49165020 has 72 divisors (see below), whose sum is σ = 157916304. Its totient is φ = 12338688.

The previous prime is 49165001. The next prime is 49165031. The reversal of 49165020 is 2056194.

49165020 is a `hidden beast` number, since 4 + 9 + 1 + 650 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4974 + ... + 11093.

It is an arithmetic number, because the mean of its divisors is an integer number (2193282).

Almost surely, 2^49165020 is an apocalyptic number.

It is an amenable number.

49165020 is an abundant number, since it is smaller than the sum of its proper divisors (108751284).

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

49165020 is a wasteful number, since it uses less digits than its factorization.

49165020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16099 (or 16094 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 49165020 is about 7011.7772354803. Note that the first 3 decimals coincide. The cubic root of 49165020 is about 366.3408989010.

The spelling of 49165020 in words is "forty-nine million, one hundred sixty-five thousand, twenty".