49956665 has 24 divisors (see below), whose sum is σ = 66878784. Its totient is φ = 35789600.

The previous prime is 49956661. The next prime is 49956703. The reversal of 49956665 is 56665994.

It is not a de Polignac number, because 49956665 - 2² = 49956661 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49956661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42374 + ... + 43536.

It is an arithmetic number, because the mean of its divisors is an integer number (2786616).

Almost surely, 2^49956665 is an apocalyptic number.

It is an amenable number.

49956665 is a deficient number, since it is larger than the sum of its proper divisors (16922119).

49956665 is a wasteful number, since it uses less digits than its factorization.

49956665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261 (or 1250 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 50.

The square root of 49956665 is about 7068.0029003956. The cubic root of 49956665 is about 368.2966874311.

The spelling of 49956665 in words is "forty-nine million, nine hundred fifty-six thousand, six hundred sixty-five".