47321922 has 8 divisors (see below), whose sum is σ = 94643856. Its totient is φ = 15773972.

The previous prime is 47321921. The next prime is 47321929. The reversal of 47321922 is 22912374.

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

47321922 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 47321922.

It is not an unprimeable number, because it can be changed into a prime (47321921) 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, 3943488 + ... + 3943499.

It is an arithmetic number, because the mean of its divisors is an integer number (11830482).

Almost surely, 2^47321922 is an apocalyptic number.

47321922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

47321922 is a wasteful number, since it uses less digits than its factorization.

47321922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7886992.

The product of its digits is 6048, while the sum is 30.

The square root of 47321922 is about 6879.0931088335. The cubic root of 47321922 is about 361.7046775890.

The spelling of 47321922 in words is "forty-seven million, three hundred twenty-one thousand, nine hundred twenty-two".