49317015 has 32 divisors (see below), whose sum is σ = 86489856. Its totient is φ = 23797760.

The previous prime is 49317011. The next prime is 49317043. The reversal of 49317015 is 51071394.

It is not a de Polignac number, because 49317015 - 2² = 49317011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49317011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41824 + ... + 42986.

It is an arithmetic number, because the mean of its divisors is an integer number (2702808).

Almost surely, 2^49317015 is an apocalyptic number.

49317015 is a deficient number, since it is larger than the sum of its proper divisors (37172841).

49317015 is a wasteful number, since it uses less digits than its factorization.

49317015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 49317015 is about 7022.6074217487. The cubic root of 49317015 is about 366.7180281586.

The spelling of 49317015 in words is "forty-nine million, three hundred seventeen thousand, fifteen".