47897468 has 6 divisors (see below), whose sum is σ = 83820576. Its totient is φ = 23948732.

The previous prime is 47897459. The next prime is 47897489. The reversal of 47897468 is 86479874.

It is a super-2 number, since 2×47897468² = 4588334881622048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5987180 + ... + 5987187.

It is an arithmetic number, because the mean of its divisors is an integer number (13970096).

Almost surely, 2^47897468 is an apocalyptic number.

It is an amenable number.

47897468 is a deficient number, since it is larger than the sum of its proper divisors (35923108).

47897468 is a wasteful number, since it uses less digits than its factorization.

47897468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11974371 (or 11974369 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 53.

The square root of 47897468 is about 6920.7996647786. The cubic root of 47897468 is about 363.1651660299.

The spelling of 47897468 in words is "forty-seven million, eight hundred ninety-seven thousand, four hundred sixty-eight".