47842894 has 8 divisors (see below), whose sum is σ = 78288408. Its totient is φ = 21746760.

The previous prime is 47842843. The next prime is 47842901. The reversal of 47842894 is 49824874.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 1087317 + ... + 1087360.

It is an arithmetic number, because the mean of its divisors is an integer number (9786051).

Almost surely, 2^47842894 is an apocalyptic number.

47842894 is a deficient number, since it is larger than the sum of its proper divisors (30445514).

47842894 is a wasteful number, since it uses less digits than its factorization.

47842894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174690.

The product of its digits is 516096, while the sum is 46.

The square root of 47842894 is about 6916.8557885791. The cubic root of 47842894 is about 363.0271844294.

The spelling of 47842894 in words is "forty-seven million, eight hundred forty-two thousand, eight hundred ninety-four".