49137705 has 32 divisors (see below), whose sum is σ = 91958400. Its totient is φ = 24826176.

The previous prime is 49137659. The next prime is 49137719. The reversal of 49137705 is 50773194.

It is a happy number.

49137705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-49137705 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49137705.

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 31 ways as a sum of consecutive naturals, for example, 7014 + ... + 12143.

It is an arithmetic number, because the mean of its divisors is an integer number (2873700).

Almost surely, 2^49137705 is an apocalyptic number.

49137705 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49137705 is a deficient number, since it is larger than the sum of its proper divisors (42820695).

49137705 is a wasteful number, since it uses less digits than its factorization.

49137705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19190 (or 19184 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 49137705 is about 7009.8291705291. The cubic root of 49137705 is about 366.2730426936.

The spelling of 49137705 in words is "forty-nine million, one hundred thirty-seven thousand, seven hundred five".