45459452 has 12 divisors (see below), whose sum is σ = 79778160. Its totient is φ = 22665696.

The previous prime is 45459451. The next prime is 45459461. The reversal of 45459452 is 25495454.

It is a happy number.

It is a super-2 number, since 2×45459452² = 4133123552280608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45459451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14393 + ... + 17264.

It is an arithmetic number, because the mean of its divisors is an integer number (6648180).

Almost surely, 2^45459452 is an apocalyptic number.

It is an amenable number.

45459452 is a deficient number, since it is larger than the sum of its proper divisors (34318708).

45459452 is a wasteful number, since it uses less digits than its factorization.

45459452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32020 (or 32018 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

The square root of 45459452 is about 6742.3624939631. The cubic root of 45459452 is about 356.8957684134.

The spelling of 45459452 in words is "forty-five million, four hundred fifty-nine thousand, four hundred fifty-two".