45510452 has 12 divisors (see below), whose sum is σ = 85769796. Its totient is φ = 21004800.

The previous prime is 45510431. The next prime is 45510457. The reversal of 45510452 is 25401554.

It can be written as a sum of positive squares in 2 ways, for example, as 6522916 + 38987536 = 2554^2 + 6244^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45510457) 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, 437549 + ... + 437652.

It is an arithmetic number, because the mean of its divisors is an integer number (7147483).

Almost surely, 2^45510452 is an apocalyptic number.

It is an amenable number.

45510452 is a deficient number, since it is larger than the sum of its proper divisors (40259344).

45510452 is a wasteful number, since it uses less digits than its factorization.

45510452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875218 (or 875216 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 45510452 is about 6746.1434909139. The cubic root of 45510452 is about 357.0291831448.

The spelling of 45510452 in words is "forty-five million, five hundred ten thousand, four hundred fifty-two".