45690452 has 12 divisors (see below), whose sum is σ = 81467316. Its totient is φ = 22414080.

The previous prime is 45690451. The next prime is 45690461. The reversal of 45690452 is 25409654.

It is a happy number.

45690452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 41422096 + 4268356 = 6436^2 + 2066^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45690451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107549 + ... + 107972.

It is an arithmetic number, because the mean of its divisors is an integer number (6788943).

Almost surely, 2^45690452 is an apocalyptic number.

It is an amenable number.

45690452 is a deficient number, since it is larger than the sum of its proper divisors (35776864).

45690452 is a wasteful number, since it uses less digits than its factorization.

45690452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215578 (or 215576 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 45690452 is about 6759.4712810988. The cubic root of 45690452 is about 357.4992635322.

The spelling of 45690452 in words is "forty-five million, six hundred ninety thousand, four hundred fifty-two".