47002377 has 4 divisors (see below), whose sum is σ = 62669840. Its totient is φ = 31334916.

The previous prime is 47002369. The next prime is 47002381. The reversal of 47002377 is 77320074.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 47002377 - 2³ = 47002369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47002327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7833727 + ... + 7833732.

It is an arithmetic number, because the mean of its divisors is an integer number (15667460).

Almost surely, 2^47002377 is an apocalyptic number.

It is an amenable number.

47002377 is a deficient number, since it is larger than the sum of its proper divisors (15667463).

47002377 is a wasteful number, since it uses less digits than its factorization.

47002377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15667462.

The product of its (nonzero) digits is 8232, while the sum is 30.

The square root of 47002377 is about 6855.8279587516. The cubic root of 47002377 is about 360.8886917266. Note that the first 3 decimals are identical.

The spelling of 47002377 in words is "forty-seven million, two thousand, three hundred seventy-seven".