49991468 has 24 divisors (see below), whose sum is σ = 90639360. Its totient is φ = 24100560.

The previous prime is 49991429. The next prime is 49991479. The reversal of 49991468 is 86419994.

It is a happy number.

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, 43955 + ... + 45077.

It is an arithmetic number, because the mean of its divisors is an integer number (3776640).

Almost surely, 2^49991468 is an apocalyptic number.

It is an amenable number.

49991468 is a deficient number, since it is larger than the sum of its proper divisors (40647892).

49991468 is a wasteful number, since it uses less digits than its factorization.

49991468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517 (or 1515 counting only the distinct ones).

The product of its digits is 559872, while the sum is 50.

The square root of 49991468 is about 7070.4644826206. The cubic root of 49991468 is about 368.3821939009.

The spelling of 49991468 in words is "forty-nine million, nine hundred ninety-one thousand, four hundred sixty-eight".