47354857 has 8 divisors (see below), whose sum is σ = 53056512. Its totient is φ = 41886000.

The previous prime is 47354851. The next prime is 47354869. The reversal of 47354857 is 75845374.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47354857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47354851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57769 + ... + 58582.

It is an arithmetic number, because the mean of its divisors is an integer number (6632064).

Almost surely, 2^47354857 is an apocalyptic number.

It is an amenable number.

47354857 is a deficient number, since it is larger than the sum of its proper divisors (5701655).

47354857 is a wasteful number, since it uses less digits than its factorization.

47354857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116399.

The product of its digits is 470400, while the sum is 43.

The square root of 47354857 is about 6881.4865399854. The cubic root of 47354857 is about 361.7885709197.

The spelling of 47354857 in words is "forty-seven million, three hundred fifty-four thousand, eight hundred fifty-seven".