49815122 has 8 divisors (see below), whose sum is σ = 85397376. Its totient is φ = 21349332.

The previous prime is 49815097. The next prime is 49815133. The reversal of 49815122 is 22151894.

49815122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1779098 + ... + 1779125.

It is an arithmetic number, because the mean of its divisors is an integer number (10674672).

Almost surely, 2^49815122 is an apocalyptic number.

49815122 is a deficient number, since it is larger than the sum of its proper divisors (35582254).

49815122 is a wasteful number, since it uses less digits than its factorization.

49815122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558232.

The product of its digits is 5760, while the sum is 32.

The square root of 49815122 is about 7057.9828563124. The cubic root of 49815122 is about 367.9485248180.

The spelling of 49815122 in words is "forty-nine million, eight hundred fifteen thousand, one hundred twenty-two".