47236992 has 128 divisors (see below), whose sum is σ = 140123520. Its totient is φ = 13977600.

The previous prime is 47236991. The next prime is 47237011. The reversal of 47236992 is 29963274.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47236991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223767 + ... + 223977.

It is an arithmetic number, because the mean of its divisors is an integer number (1094715).

Almost surely, 2^47236992 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 47236992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70061760).

47236992 is an abundant number, since it is smaller than the sum of its proper divisors (92886528).

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

47236992 is a wasteful number, since it uses less digits than its factorization.

47236992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292 (or 280 counting only the distinct ones).

The product of its digits is 163296, while the sum is 42.

The square root of 47236992 is about 6872.9172845306. The cubic root of 47236992 is about 361.4881607818.

The spelling of 47236992 in words is "forty-seven million, two hundred thirty-six thousand, nine hundred ninety-two".