45297792 has 160 divisors (see below), whose sum is σ = 143290620. Its totient is φ = 14155776.

The previous prime is 45297779. The next prime is 45297799. The reversal of 45297792 is 29779254.

It can be written as a sum of positive squares in 2 ways, for example, as 35712576 + 9585216 = 5976^2 + 3096^2 .

It is not an unprimeable number, because it can be changed into a prime (45297799) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 176128 + ... + 176384.

Almost surely, 2^45297792 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 45297792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71645310).

45297792 is an abundant number, since it is smaller than the sum of its proper divisors (97992828).

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

45297792 is a wasteful number, since it uses less digits than its factorization.

45297792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300 (or 279 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 45297792 is about 6730.3634374378. The cubic root of 45297792 is about 356.4722092916.

It can be divided in two parts, 4529 and 7792, that added together give a palindrome (12321).

The spelling of 45297792 in words is "forty-five million, two hundred ninety-seven thousand, seven hundred ninety-two".