47739525 has 24 divisors (see below), whose sum is σ = 79890720. Its totient is φ = 25151040.

The previous prime is 47739521. The next prime is 47739529. The reversal of 47739525 is 52593774.

It is an interprime number because it is at equal distance from previous prime (47739521) and next prime (47739529).

It is not a de Polignac number, because 47739525 - 2² = 47739521 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47739521) 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, 2391 + ... + 10059.

It is an arithmetic number, because the mean of its divisors is an integer number (3328780).

Almost surely, 2^47739525 is an apocalyptic number.

It is an amenable number.

47739525 is a deficient number, since it is larger than the sum of its proper divisors (32151195).

47739525 is a wasteful number, since it uses less digits than its factorization.

47739525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7765 (or 7760 counting only the distinct ones).

The product of its digits is 264600, while the sum is 42.

The square root of 47739525 is about 6909.3794945711. The cubic root of 47739525 is about 362.7655446306.

The spelling of 47739525 in words is "forty-seven million, seven hundred thirty-nine thousand, five hundred twenty-five".