47822724 has 60 divisors (see below), whose sum is σ = 126941584. Its totient is φ = 15695856.

The previous prime is 47822701. The next prime is 47822737. The reversal of 47822724 is 42722874.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20607 + ... + 22809.

Almost surely, 2^47822724 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47822724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63470792).

47822724 is an abundant number, since it is smaller than the sum of its proper divisors (79118860).

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

47822724 is a wasteful number, since it uses less digits than its factorization.

47822724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286 (or 2275 counting only the distinct ones).

The product of its digits is 50176, while the sum is 36.

The square root of 47822724 is about 6915.3976024521. The cubic root of 47822724 is about 362.9761612649.

The spelling of 47822724 in words is "forty-seven million, eight hundred twenty-two thousand, seven hundred twenty-four".