49158015 has 32 divisors (see below), whose sum is σ = 84312576. Its totient is φ = 24393600.

The previous prime is 49158007. The next prime is 49158023. The reversal of 49158015 is 51085194.

It is an interprime number because it is at equal distance from previous prime (49158007) and next prime (49158023).

It is not a de Polignac number, because 49158015 - 2³ = 49158007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10840 + ... + 14690.

It is an arithmetic number, because the mean of its divisors is an integer number (2634768).

Almost surely, 2^49158015 is an apocalyptic number.

49158015 is a deficient number, since it is larger than the sum of its proper divisors (35154561).

49158015 is a wasteful number, since it uses less digits than its factorization.

49158015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919.

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 49158015 is about 7011.2777009615. The cubic root of 49158015 is about 366.3234994038.

The spelling of 49158015 in words is "forty-nine million, one hundred fifty-eight thousand, fifteen".