45689457 has 16 divisors (see below), whose sum is σ = 68080320. Its totient is φ = 27014400.

The previous prime is 45689453. The next prime is 45689491. The reversal of 45689457 is 75498654.

45689457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45689457 - 2² = 45689453 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45689453) 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 15 ways as a sum of consecutive naturals, for example, 15532 + ... + 18237.

It is an arithmetic number, because the mean of its divisors is an integer number (4255020).

Almost surely, 2^45689457 is an apocalyptic number.

It is an amenable number.

45689457 is a deficient number, since it is larger than the sum of its proper divisors (22390863).

45689457 is a wasteful number, since it uses less digits than its factorization.

45689457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33824.

The product of its digits is 1209600, while the sum is 48.

The square root of 45689457 is about 6759.3976802671. The cubic root of 45689457 is about 357.4966684287.

The spelling of 45689457 in words is "forty-five million, six hundred eighty-nine thousand, four hundred fifty-seven".