47075715 has 16 divisors (see below), whose sum is σ = 83690400. Its totient is φ = 25106976.

The previous prime is 47075689. The next prime is 47075719. The reversal of 47075715 is 51757074.

It is not a de Polignac number, because 47075715 - 2¹⁰ = 47074691 is a prime.

It is a super-2 number, since 2×47075715² = 4432245885522450, 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 47075715.

It is not an unprimeable number, because it can be changed into a prime (47075719) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174220 + ... + 174489.

It is an arithmetic number, because the mean of its divisors is an integer number (5230650).

Almost surely, 2^47075715 is an apocalyptic number.

47075715 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

47075715 is a deficient number, since it is larger than the sum of its proper divisors (36614685).

47075715 is a wasteful number, since it uses less digits than its factorization.

47075715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348723 (or 348717 counting only the distinct ones).

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

The square root of 47075715 is about 6861.1744621457. The cubic root of 47075715 is about 361.0762928866.

The spelling of 47075715 in words is "forty-seven million, seventy-five thousand, seven hundred fifteen".