47279378 has 8 divisors (see below), whose sum is σ = 71134320. Its totient is φ = 23567940.

The previous prime is 47279357. The next prime is 47279383. The reversal of 47279378 is 87397274.

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, 35048 + ... + 36371.

It is an arithmetic number, because the mean of its divisors is an integer number (8891790).

Almost surely, 2^47279378 is an apocalyptic number.

47279378 is a deficient number, since it is larger than the sum of its proper divisors (23854942).

47279378 is a wasteful number, since it uses less digits than its factorization.

47279378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71752.

The product of its digits is 592704, while the sum is 47.

The square root of 47279378 is about 6876.0001454334. Note that the first 3 decimals coincide. The cubic root of 47279378 is about 361.5962501977.

The spelling of 47279378 in words is "forty-seven million, two hundred seventy-nine thousand, three hundred seventy-eight".