49037965 has 4 divisors (see below), whose sum is σ = 58845564. Its totient is φ = 39230368.

The previous prime is 49037941. The next prime is 49037971. The reversal of 49037965 is 56973094.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14768649 + 34269316 = 3843^2 + 5854^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49037965 is a prime.

It is a super-2 number, since 2×49037965² = 4809444022682450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4903792 + ... + 4903801.

It is an arithmetic number, because the mean of its divisors is an integer number (14711391).

Almost surely, 2^49037965 is an apocalyptic number.

It is an amenable number.

49037965 is a deficient number, since it is larger than the sum of its proper divisors (9807599).

49037965 is an equidigital number, since it uses as much as digits as its factorization.

49037965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9807598.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 49037965 is about 7002.7112606476. The cubic root of 49037965 is about 366.0250537758.

The spelling of 49037965 in words is "forty-nine million, thirty-seven thousand, nine hundred sixty-five".