49494902 has 4 divisors (see below), whose sum is σ = 74242356. Its totient is φ = 24747450.

The previous prime is 49494877. The next prime is 49494911. The reversal of 49494902 is 20949494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20949494 = 2 ⋅10474747.

It is a self number, because there is not a number n which added to its sum of digits gives 49494902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12373724 + ... + 12373727.

It is an arithmetic number, because the mean of its divisors is an integer number (18560589).

Almost surely, 2^49494902 is an apocalyptic number.

49494902 is a deficient number, since it is larger than the sum of its proper divisors (24747454).

49494902 is a wasteful number, since it uses less digits than its factorization.

49494902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24747453.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 49494902 is about 7035.2613313224. The cubic root of 49494902 is about 367.1584177009.

The spelling of 49494902 in words is "forty-nine million, four hundred ninety-four thousand, nine hundred two".