47993170 has 8 divisors (see below), whose sum is σ = 86387724. Its totient is φ = 19197264.

The previous prime is 47993167. The next prime is 47993201. The reversal of 47993170 is 7139974.

It can be written as a sum of positive squares in 2 ways, for example, as 39425841 + 8567329 = 6279^2 + 2927^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2399649 + ... + 2399668.

Almost surely, 2^47993170 is an apocalyptic number.

47993170 is a deficient number, since it is larger than the sum of its proper divisors (38394554).

47993170 is a wasteful number, since it uses less digits than its factorization.

47993170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4799324.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 47993170 is about 6927.7102999476. The cubic root of 47993170 is about 363.4068803409.

The spelling of 47993170 in words is "forty-seven million, nine hundred ninety-three thousand, one hundred seventy".