47421294 has 16 divisors (see below), whose sum is σ = 95066832. Its totient is φ = 15769728.

The previous prime is 47421281. The next prime is 47421299. The reversal of 47421294 is 49212474.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47421299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6529 + ... + 11724.

It is an arithmetic number, because the mean of its divisors is an integer number (5941677).

Almost surely, 2^47421294 is an apocalyptic number.

47421294 is an abundant number, since it is smaller than the sum of its proper divisors (47645538).

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

47421294 is a wasteful number, since it uses less digits than its factorization.

47421294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18691.

The product of its digits is 16128, while the sum is 33.

The square root of 47421294 is about 6886.3120754145. The cubic root of 47421294 is about 361.9576835653.

The spelling of 47421294 in words is "forty-seven million, four hundred twenty-one thousand, two hundred ninety-four".