45332740 has 12 divisors (see below), whose sum is σ = 95198796. Its totient is φ = 18133088.

The previous prime is 45332723. The next prime is 45332743. The reversal of 45332740 is 4723354.

It can be written as a sum of positive squares in 2 ways, for example, as 13883076 + 31449664 = 3726^2 + 5608^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45332699 and 45332708.

It is not an unprimeable number, because it can be changed into a prime (45332743) 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, 1133299 + ... + 1133338.

It is an arithmetic number, because the mean of its divisors is an integer number (7933233).

Almost surely, 2^45332740 is an apocalyptic number.

It is an amenable number.

45332740 is an abundant number, since it is smaller than the sum of its proper divisors (49866056).

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

45332740 is a wasteful number, since it uses less digits than its factorization.

45332740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266646 (or 2266644 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 45332740 is about 6732.9592305315. The cubic root of 45332740 is about 356.5638604718.

The spelling of 45332740 in words is "forty-five million, three hundred thirty-two thousand, seven hundred forty".