45627451 has 4 divisors (see below), whose sum is σ = 46375504. Its totient is φ = 44879400.

The previous prime is 45627433. The next prime is 45627467. The reversal of 45627451 is 15472654.

45627451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15472654 = 2 ⋅7736327.

It is a cyclic number.

It is not a de Polignac number, because 45627451 - 2⁹ = 45626939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45607451) 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, 373935 + ... + 374056.

It is an arithmetic number, because the mean of its divisors is an integer number (11593876).

Almost surely, 2^45627451 is an apocalyptic number.

45627451 is a deficient number, since it is larger than the sum of its proper divisors (748053).

45627451 is an equidigital number, since it uses as much as digits as its factorization.

45627451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748052.

The product of its digits is 33600, while the sum is 34.

The square root of 45627451 is about 6754.8094717764. The cubic root of 45627451 is about 357.3348734533.

The spelling of 45627451 in words is "forty-five million, six hundred twenty-seven thousand, four hundred fifty-one".