45025552 has 60 divisors (see below), whose sum is σ = 103322380. Its totient is φ = 18881280.

The previous prime is 45025543. The next prime is 45025553. The reversal of 45025552 is 25552054.

It can be written as a sum of positive squares in 2 ways, for example, as 26050816 + 18974736 = 5104^2 + 4356^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45025552.

It is not an unprimeable number, because it can be changed into a prime (45025553) 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, 24274 + ... + 26062.

Almost surely, 2^45025552 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 45025552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51661190).

45025552 is an abundant number, since it is smaller than the sum of its proper divisors (58296828).

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

45025552 is a wasteful number, since it uses less digits than its factorization.

45025552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832 (or 1815 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 45025552 is about 6710.1081958490. The cubic root of 45025552 is about 355.7566404792.

The spelling of 45025552 in words is "forty-five million, twenty-five thousand, five hundred fifty-two".