47403632 has 60 divisors (see below), whose sum is σ = 100629720. Its totient is φ = 21603456.

The previous prime is 47403607. The next prime is 47403637. The reversal of 47403632 is 23630474.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 47403595 and 47403604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47403637) 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, 167363 + ... + 167645.

It is an arithmetic number, because the mean of its divisors is an integer number (1677162).

Almost surely, 2^47403632 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 47403632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50314860).

47403632 is an abundant number, since it is smaller than the sum of its proper divisors (53226088).

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

47403632 is a wasteful number, since it uses less digits than its factorization.

47403632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 47403632 is about 6885.0295569445. The cubic root of 47403632 is about 361.9127410939.

The spelling of 47403632 in words is "forty-seven million, four hundred three thousand, six hundred thirty-two".