45247032 has 32 divisors (see below), whose sum is σ = 125686800. Its totient is φ = 15082272.

The previous prime is 45247031. The next prime is 45247057. The reversal of 45247032 is 23074254.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 45246987 and 45247005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45247031) 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, 104523 + ... + 104954.

Almost surely, 2^45247032 is an apocalyptic number.

It is an amenable number.

45247032 is an abundant number, since it is smaller than the sum of its proper divisors (80439768).

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

45247032 is a wasteful number, since it uses less digits than its factorization.

45247032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209492 (or 209482 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 45247032 is about 6726.5914102166. The cubic root of 45247032 is about 356.3390071231.

The spelling of 45247032 in words is "forty-five million, two hundred forty-seven thousand, thirty-two".