50772647 has 4 divisors (see below), whose sum is σ = 50787816. Its totient is φ = 50757480.

The previous prime is 50772641. The next prime is 50772653. The reversal of 50772647 is 74627705.

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

It is an interprime number because it is at equal distance from previous prime (50772641) and next prime (50772653).

It is a cyclic number.

It is not a de Polignac number, because 50772647 - 2⁶ = 50772583 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50772647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50772641) 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, 104 + ... + 10077.

It is an arithmetic number, because the mean of its divisors is an integer number (12696954).

Almost surely, 2^50772647 is an apocalyptic number.

50772647 is a deficient number, since it is larger than the sum of its proper divisors (15169).

50772647 is a wasteful number, since it uses less digits than its factorization.

50772647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15168.

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 50772647 is about 7125.4927548907. The cubic root of 50772647 is about 370.2910954900.

The spelling of 50772647 in words is "fifty million, seven hundred seventy-two thousand, six hundred forty-seven".