49494992 has 20 divisors (see below), whose sum is σ = 96007620. Its totient is φ = 24718848.

The previous prime is 49494989. The next prime is 49494997. The reversal of 49494992 is 29949494.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33686416 + 15808576 = 5804^2 + 3976^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 49494992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49494997) 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, 22184 + ... + 24312.

It is an arithmetic number, because the mean of its divisors is an integer number (4800381).

Almost surely, 2^49494992 is an apocalyptic number.

It is an amenable number.

49494992 is a deficient number, since it is larger than the sum of its proper divisors (46512628).

49494992 is a wasteful number, since it uses less digits than its factorization.

49494992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3590 (or 3584 counting only the distinct ones).

The product of its digits is 839808, while the sum is 50.

The square root of 49494992 is about 7035.2677276704. The cubic root of 49494992 is about 367.1586402439.

The spelling of 49494992 in words is "forty-nine million, four hundred ninety-four thousand, nine hundred ninety-two".