49165087 has 4 divisors (see below), whose sum is σ = 49180096. Its totient is φ = 49150080.

The previous prime is 49165031. The next prime is 49165111. The reversal of 49165087 is 78056194.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49165087 - 2⁷ = 49164959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49165387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258 + ... + 9919.

It is an arithmetic number, because the mean of its divisors is an integer number (12295024).

Almost surely, 2^49165087 is an apocalyptic number.

49165087 is a deficient number, since it is larger than the sum of its proper divisors (15009).

49165087 is a wasteful number, since it uses less digits than its factorization.

49165087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15008.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 49165087 is about 7011.7820131547. The cubic root of 49165087 is about 366.3410653122.

The spelling of 49165087 in words is "forty-nine million, one hundred sixty-five thousand, eighty-seven".