49158764 has 24 divisors (see below), whose sum is σ = 91309680. Its totient is φ = 23077376.

The previous prime is 49158731. The next prime is 49158787. The reversal of 49158764 is 46785194.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44264 + ... + 45360.

It is an arithmetic number, because the mean of its divisors is an integer number (3804570).

Almost surely, 2^49158764 is an apocalyptic number.

It is an amenable number.

49158764 is a deficient number, since it is larger than the sum of its proper divisors (42150916).

49158764 is a wasteful number, since it uses less digits than its factorization.

49158764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777 (or 1775 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The square root of 49158764 is about 7011.3311147028. The cubic root of 49158764 is about 366.3253599000.

The spelling of 49158764 in words is "forty-nine million, one hundred fifty-eight thousand, seven hundred sixty-four".