47986416 has 60 divisors (see below), whose sum is σ = 138938280. Its totient is φ = 15442560.

The previous prime is 47986399. The next prime is 47986423. The reversal of 47986416 is 61468974.

It is a super-2 number, since 2×47986416² = 4605392241050112, which contains 22 as substring.

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, 1570 + ... + 9921.

It is an arithmetic number, because the mean of its divisors is an integer number (2315638).

Almost surely, 2^47986416 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 47986416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69469140).

47986416 is an abundant number, since it is smaller than the sum of its proper divisors (90951864).

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

47986416 is a wasteful number, since it uses less digits than its factorization.

47986416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11534 (or 11525 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 47986416 is about 6927.2228201495. Note that the first 3 decimals coincide. The cubic root of 47986416 is about 363.3898323234.

The spelling of 47986416 in words is "forty-seven million, nine hundred eighty-six thousand, four hundred sixteen".