49855317 has 16 divisors (see below), whose sum is σ = 68961792. Its totient is φ = 32011200.

The previous prime is 49855307. The next prime is 49855319. The reversal of 49855317 is 71355894.

It is not a de Polignac number, because 49855317 - 2¹¹ = 49853269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49855319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8988 + ... + 13434.

It is an arithmetic number, because the mean of its divisors is an integer number (4310112).

Almost surely, 2^49855317 is an apocalyptic number.

It is an amenable number.

49855317 is a deficient number, since it is larger than the sum of its proper divisors (19106475).

49855317 is a wasteful number, since it uses less digits than its factorization.

49855317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4588.

The product of its digits is 151200, while the sum is 42.

The square root of 49855317 is about 7060.8297671024. The cubic root of 49855317 is about 368.0474620771.

The spelling of 49855317 in words is "forty-nine million, eight hundred fifty-five thousand, three hundred seventeen".