47813616 has 30 divisors (see below), whose sum is σ = 133812120. Its totient is φ = 15937824.

The previous prime is 47813609. The next prime is 47813621. The reversal of 47813616 is 61631874.

It is a super-2 number, since 2×47813616² = 4572283749990912, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165876 + ... + 166163.

It is an arithmetic number, because the mean of its divisors is an integer number (4460404).

Almost surely, 2^47813616 is an apocalyptic number.

It is an amenable number.

47813616 is an abundant number, since it is smaller than the sum of its proper divisors (85998504).

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

47813616 is a wasteful number, since it uses less digits than its factorization.

47813616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332053 (or 332044 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 47813616 is about 6914.7390406291. The cubic root of 47813616 is about 362.9531164548.

The spelling of 47813616 in words is "forty-seven million, eight hundred thirteen thousand, six hundred sixteen".