49995923 has 4 divisors (see below), whose sum is σ = 50068968. Its totient is φ = 49922880.

The previous prime is 49995919. The next prime is 49995941. The reversal of 49995923 is 32959994.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49995923 - 2² = 49995919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49995943) 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, 35486 + ... + 36867.

It is an arithmetic number, because the mean of its divisors is an integer number (12517242).

Almost surely, 2^49995923 is an apocalyptic number.

49995923 is a deficient number, since it is larger than the sum of its proper divisors (73045).

49995923 is an equidigital number, since it uses as much as digits as its factorization.

49995923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73044.

The product of its digits is 787320, while the sum is 50.

The square root of 49995923 is about 7070.7795185538. The cubic root of 49995923 is about 368.3931363943.

The spelling of 49995923 in words is "forty-nine million, nine hundred ninety-five thousand, nine hundred twenty-three".