45627727 has 4 divisors (see below), whose sum is σ = 46046440. Its totient is φ = 45209016.

The previous prime is 45627649. The next prime is 45627739. The reversal of 45627727 is 72772654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45627727 - 2¹⁵ = 45594959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45627727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45627787) 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, 209193 + ... + 209410.

It is an arithmetic number, because the mean of its divisors is an integer number (11511610).

Almost surely, 2^45627727 is an apocalyptic number.

45627727 is a deficient number, since it is larger than the sum of its proper divisors (418713).

45627727 is a wasteful number, since it uses less digits than its factorization.

45627727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418712.

The product of its digits is 164640, while the sum is 40.

The square root of 45627727 is about 6754.8299016333. The cubic root of 45627727 is about 357.3355939569.

The spelling of 45627727 in words is "forty-five million, six hundred twenty-seven thousand, seven hundred twenty-seven".