47070772 has 72 divisors (see below), whose sum is σ = 101326848. Its totient is φ = 19051200.

The previous prime is 47070763. The next prime is 47070781. The reversal of 47070772 is 27707074.

It is an interprime number because it is at equal distance from previous prime (47070763) and next prime (47070781).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 370573 + ... + 370699.

Almost surely, 2^47070772 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 47070772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50663424).

47070772 is an abundant number, since it is smaller than the sum of its proper divisors (54256076).

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

47070772 is a wasteful number, since it uses less digits than its factorization.

47070772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 19208, while the sum is 34.

The square root of 47070772 is about 6860.8142373919. The cubic root of 47070772 is about 361.0636546464.

The spelling of 47070772 in words is "forty-seven million, seventy thousand, seven hundred seventy-two".