47007732 has 24 divisors (see below), whose sum is σ = 109805472. Its totient is φ = 15652000.

The previous prime is 47007721. The next prime is 47007739. The reversal of 47007732 is 23770074.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 47007732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47007739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14107 + ... + 17117.

It is an arithmetic number, because the mean of its divisors is an integer number (4575228).

Almost surely, 2^47007732 is an apocalyptic number.

It is an amenable number.

47007732 is an abundant number, since it is smaller than the sum of its proper divisors (62797740).

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

47007732 is a wasteful number, since it uses less digits than its factorization.

47007732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319 (or 4317 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 30.

The square root of 47007732 is about 6856.2184912676. The cubic root of 47007732 is about 360.9023966048.

The spelling of 47007732 in words is "forty-seven million, seven thousand, seven hundred thirty-two".