47319900 has 36 divisors (see below), whose sum is σ = 136913112. Its totient is φ = 12618560.

The previous prime is 47319893. The next prime is 47319907. The reversal of 47319900 is 991374.

It is an interprime number because it is at equal distance from previous prime (47319893) and next prime (47319907).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47319907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78567 + ... + 79166.

It is an arithmetic number, because the mean of its divisors is an integer number (3803142).

Almost surely, 2^47319900 is an apocalyptic number.

It is an amenable number.

47319900 is an abundant number, since it is smaller than the sum of its proper divisors (89593212).

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

47319900 is a wasteful number, since it uses less digits than its factorization.

47319900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157750 (or 157743 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 47319900 is about 6878.9461402165. The cubic root of 47319900 is about 361.6995258028.

The spelling of 47319900 in words is "forty-seven million, three hundred nineteen thousand, nine hundred".