47705715 has 24 divisors (see below), whose sum is σ = 82948320. Its totient is φ = 25363584.

The previous prime is 47705701. The next prime is 47705737. The reversal of 47705715 is 51750774.

It is not a de Polignac number, because 47705715 - 2¹³ = 47697523 is a prime.

It is a super-2 number, since 2×47705715² = 4551670487322450, 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 47705715.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14679 + ... + 17631.

It is an arithmetic number, because the mean of its divisors is an integer number (3456180).

Almost surely, 2^47705715 is an apocalyptic number.

47705715 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

47705715 is a deficient number, since it is larger than the sum of its proper divisors (35242605).

47705715 is a wasteful number, since it uses less digits than its factorization.

47705715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3323 (or 3320 counting only the distinct ones).

The product of its (nonzero) digits is 34300, while the sum is 36.

The square root of 47705715 is about 6906.9323871021. The cubic root of 47705715 is about 362.6798853531.

The spelling of 47705715 in words is "forty-seven million, seven hundred five thousand, seven hundred fifteen".