49747765 has 8 divisors (see below), whose sum is σ = 59925888. Its totient is φ = 39645840.

The previous prime is 49747759. The next prime is 49747771. The reversal of 49747765 is 56774794.

It is an interprime number because it is at equal distance from previous prime (49747759) and next prime (49747771).

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

It is not a de Polignac number, because 49747765 - 2¹⁵ = 49714997 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 17601 + ... + 20230.

It is an arithmetic number, because the mean of its divisors is an integer number (7490736).

Almost surely, 2^49747765 is an apocalyptic number.

It is an amenable number.

49747765 is a deficient number, since it is larger than the sum of its proper divisors (10178123).

49747765 is a wasteful number, since it uses less digits than its factorization.

49747765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38099.

The product of its digits is 1481760, while the sum is 49.

The square root of 49747765 is about 7053.2095531042. The cubic root of 49747765 is about 367.7826107567.

The spelling of 49747765 in words is "forty-nine million, seven hundred forty-seven thousand, seven hundred sixty-five".