49165613 has 8 divisors (see below), whose sum is σ = 56436480. Its totient is φ = 41956560.

The previous prime is 49165607. The next prime is 49165621. The reversal of 49165613 is 31656194.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 49165613 - 2⁶ = 49165549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49165603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13733 + ... + 16938.

It is an arithmetic number, because the mean of its divisors is an integer number (7054560).

Almost surely, 2^49165613 is an apocalyptic number.

It is an amenable number.

49165613 is a deficient number, since it is larger than the sum of its proper divisors (7270867).

49165613 is a wasteful number, since it uses less digits than its factorization.

49165613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30907.

The product of its digits is 19440, while the sum is 35.

The square root of 49165613 is about 7011.8195213511. The cubic root of 49165613 is about 366.3423717590.

The spelling of 49165613 in words is "forty-nine million, one hundred sixty-five thousand, six hundred thirteen".