47153532 has 12 divisors (see below), whose sum is σ = 110024936. Its totient is φ = 15717840.

The previous prime is 47153501. The next prime is 47153539. The reversal of 47153532 is 23535174.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 47153532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47153539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1964719 + ... + 1964742.

Almost surely, 2^47153532 is an apocalyptic number.

It is an amenable number.

47153532 is an abundant number, since it is smaller than the sum of its proper divisors (62871404).

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

47153532 is a wasteful number, since it uses less digits than its factorization.

47153532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3929468 (or 3929466 counting only the distinct ones).

The product of its digits is 12600, while the sum is 30.

The square root of 47153532 is about 6866.8429427212. The cubic root of 47153532 is about 361.2751385547.

The spelling of 47153532 in words is "forty-seven million, one hundred fifty-three thousand, five hundred thirty-two".