47643396 has 48 divisors (see below), whose sum is σ = 118226304. Its totient is φ = 14899456.

The previous prime is 47643331. The next prime is 47643403. The reversal of 47643396 is 69334674.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13000 + ... + 16256.

It is an arithmetic number, because the mean of its divisors is an integer number (2463048).

Almost surely, 2^47643396 is an apocalyptic number.

47643396 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47643396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59113152).

47643396 is an abundant number, since it is smaller than the sum of its proper divisors (70582908).

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

47643396 is a wasteful number, since it uses less digits than its factorization.

47643396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340 (or 3338 counting only the distinct ones).

The product of its digits is 326592, while the sum is 42.

The square root of 47643396 is about 6902.4195757720. The cubic root of 47643396 is about 362.5218910284.

The spelling of 47643396 in words is "forty-seven million, six hundred forty-three thousand, three hundred ninety-six".