49515039 has 18 divisors (see below), whose sum is σ = 83199480. Its totient is φ = 28294056.

The previous prime is 49515023. The next prime is 49515041. The reversal of 49515039 is 93051594.

It is not a de Polignac number, because 49515039 - 2⁴ = 49515023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49514994 and 49515012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49515049) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 55699 + ... + 56580.

Almost surely, 2^49515039 is an apocalyptic number.

49515039 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

49515039 is a deficient number, since it is larger than the sum of its proper divisors (33684441).

49515039 is a wasteful number, since it uses less digits than its factorization.

49515039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112299 (or 112289 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 49515039 is about 7036.6923337602. The cubic root of 49515039 is about 367.2082037483.

The spelling of 49515039 in words is "forty-nine million, five hundred fifteen thousand, thirty-nine".