47402496 has 140 divisors (see below), whose sum is σ = 143121792. Its totient is φ = 15676416.

The previous prime is 47402491. The next prime is 47402497. The reversal of 47402496 is 69420474.

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 47402496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47402491) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 373185 + ... + 373311.

Almost surely, 2^47402496 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 47402496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71560896).

47402496 is an abundant number, since it is smaller than the sum of its proper divisors (95719296).

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

47402496 is an frugal number, since it uses more digits than its factorization.

47402496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 47402496 is about 6884.9470586200. The cubic root of 47402496 is about 361.9098500626.

The spelling of 47402496 in words is "forty-seven million, four hundred two thousand, four hundred ninety-six".