47427394 has 12 divisors (see below), whose sum is σ = 82756134. Its totient is φ = 20325984.

The previous prime is 47427379. The next prime is 47427407. The reversal of 47427394 is 49372474.

It can be written as a sum of positive squares in only one way, i.e., 30658369 + 16769025 = 5537^2 + 4095^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 241879 + ... + 242074.

Almost surely, 2^47427394 is an apocalyptic number.

47427394 is a deficient number, since it is larger than the sum of its proper divisors (35328740).

47427394 is a wasteful number, since it uses less digits than its factorization.

47427394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483969 (or 483962 counting only the distinct ones).

The product of its digits is 169344, while the sum is 40.

The square root of 47427394 is about 6886.7549687788. The cubic root of 47427394 is about 361.9732029450.

The spelling of 47427394 in words is "forty-seven million, four hundred twenty-seven thousand, three hundred ninety-four".