47842368 has 56 divisors (see below), whose sum is σ = 144670272. Its totient is φ = 13668864.

The previous prime is 47842339. The next prime is 47842397. The reversal of 47842368 is 86324874.

It is an interprime number because it is at equal distance from previous prime (47842339) and next prime (47842397).

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16455 + ... + 19142.

Almost surely, 2^47842368 is an apocalyptic number.

47842368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

47842368 is an abundant number, since it is smaller than the sum of its proper divisors (96827904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47842368 is a wasteful number, since it uses less digits than its factorization.

47842368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35619 (or 35609 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The square root of 47842368 is about 6916.8177654179. The cubic root of 47842368 is about 363.0258540124.

The spelling of 47842368 in words is "forty-seven million, eight hundred forty-two thousand, three hundred sixty-eight".