47555079 has 24 divisors (see below), whose sum is σ = 74909952. Its totient is φ = 26601120.

The previous prime is 47555071. The next prime is 47555093. The reversal of 47555079 is 97055574.

It is not a de Polignac number, because 47555079 - 2³ = 47555071 is a prime.

It is a super-2 number, since 2×47555079² = 4522971077392482, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 47555079.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47555071) 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, 1314 + ... + 9840.

It is an arithmetic number, because the mean of its divisors is an integer number (3121248).

Almost surely, 2^47555079 is an apocalyptic number.

47555079 is a deficient number, since it is larger than the sum of its proper divisors (27354873).

47555079 is a wasteful number, since it uses less digits than its factorization.

47555079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8567 (or 8554 counting only the distinct ones).

The product of its (nonzero) digits is 220500, while the sum is 42.

The square root of 47555079 is about 6896.0190689992. The cubic root of 47555079 is about 362.2977490888.

The spelling of 47555079 in words is "forty-seven million, five hundred fifty-five thousand, seventy-nine".