49809922 has 4 divisors (see below), whose sum is σ = 74714886. Its totient is φ = 24904960.

The previous prime is 49809919. The next prime is 49809931. The reversal of 49809922 is 22990894.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22990894 = 2 ⋅11495447.

It can be written as a sum of positive squares in only one way, i.e., 47348161 + 2461761 = 6881^2 + 1569^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12452479 + ... + 12452482.

Almost surely, 2^49809922 is an apocalyptic number.

49809922 is a deficient number, since it is larger than the sum of its proper divisors (24904964).

49809922 is a wasteful number, since it uses less digits than its factorization.

49809922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24904963.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 49809922 is about 7057.6144694932. The cubic root of 49809922 is about 367.9357214842.

The spelling of 49809922 in words is "forty-nine million, eight hundred nine thousand, nine hundred twenty-two".