49122730 has 16 divisors (see below), whose sum is σ = 88503264. Its totient is φ = 19630800.

The previous prime is 49122721. The next prime is 49122743. The reversal of 49122730 is 3722194.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15805 + ... + 18655.

It is an arithmetic number, because the mean of its divisors is an integer number (5531454).

Almost surely, 2^49122730 is an apocalyptic number.

49122730 is a deficient number, since it is larger than the sum of its proper divisors (39380534).

49122730 is a wasteful number, since it uses less digits than its factorization.

49122730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4581.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 49122730 is about 7008.7609461302. The cubic root of 49122730 is about 366.2358309700.

The spelling of 49122730 in words is "forty-nine million, one hundred twenty-two thousand, seven hundred thirty".