47715400 has 48 divisors (see below), whose sum is σ = 111533040. Its totient is φ = 18984000.

The previous prime is 47715397. The next prime is 47715433. The reversal of 47715400 is 451774.

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, 44875 + ... + 45925.

It is an arithmetic number, because the mean of its divisors is an integer number (2323605).

Almost surely, 2^47715400 is an apocalyptic number.

47715400 is a gapful number since it is divisible by the number (40) 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 47715400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55766520).

47715400 is an abundant number, since it is smaller than the sum of its proper divisors (63817640).

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

47715400 is a wasteful number, since it uses less digits than its factorization.

47715400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294 (or 1285 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 47715400 is about 6907.6334587180. The cubic root of 47715400 is about 362.7044269062.

The spelling of 47715400 in words is "forty-seven million, seven hundred fifteen thousand, four hundred".