45562540 has 48 divisors (see below), whose sum is σ = 102578112. Its totient is φ = 16955136.

The previous prime is 45562537. The next prime is 45562541. The reversal of 45562540 is 4526554.

It is not an unprimeable number, because it can be changed into a prime (45562541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15682 + ... + 18358.

It is an arithmetic number, because the mean of its divisors is an integer number (2137044).

Almost surely, 2^45562540 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 45562540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51289056).

45562540 is an abundant number, since it is smaller than the sum of its proper divisors (57015572).

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

45562540 is a wasteful number, since it uses less digits than its factorization.

45562540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746 (or 2744 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 45562540 is about 6750.0029629623. The cubic root of 45562540 is about 357.1653412130.

The spelling of 45562540 in words is "forty-five million, five hundred sixty-two thousand, five hundred forty".