49165847 has 4 divisors (see below), whose sum is σ = 50365056. Its totient is φ = 47966640.

The previous prime is 49165811. The next prime is 49165861. The reversal of 49165847 is 74856194.

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 49165847 - 2⁸ = 49165591 is a prime.

It is a super-2 number, since 2×49165847² = 4834561022454818, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49165798 and 49165807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49165877) 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, 599543 + ... + 599624.

It is an arithmetic number, because the mean of its divisors is an integer number (12591264).

Almost surely, 2^49165847 is an apocalyptic number.

49165847 is a deficient number, since it is larger than the sum of its proper divisors (1199209).

49165847 is a wasteful number, since it uses less digits than its factorization.

49165847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199208.

The product of its digits is 241920, while the sum is 44.

The square root of 49165847 is about 7011.8362074424. The cubic root of 49165847 is about 366.3429529510.

The spelling of 49165847 in words is "forty-nine million, one hundred sixty-five thousand, eight hundred forty-seven".