47722356 has 36 divisors (see below), whose sum is σ = 131599104. Its totient is φ = 14461200.

The previous prime is 47722333. The next prime is 47722369. The reversal of 47722356 is 65322774.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 47722356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59860 + ... + 60651.

Almost surely, 2^47722356 is an apocalyptic number.

It is an amenable number.

47722356 is an abundant number, since it is smaller than the sum of its proper divisors (83876748).

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

47722356 is a wasteful number, since it uses less digits than its factorization.

47722356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120532 (or 120527 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 47722356 is about 6908.1369413178. The cubic root of 47722356 is about 362.7220511911.

The spelling of 47722356 in words is "forty-seven million, seven hundred twenty-two thousand, three hundred fifty-six".