45214587 has 24 divisors (see below), whose sum is σ = 71725680. Its totient is φ = 27218880.

The previous prime is 45214579. The next prime is 45214597. The reversal of 45214587 is 78541254.

It is not a de Polignac number, because 45214587 - 2³ = 45214579 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (45214537) 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 23 ways as a sum of consecutive naturals, for example, 14089 + ... + 16997.

It is an arithmetic number, because the mean of its divisors is an integer number (2988570).

Almost surely, 2^45214587 is an apocalyptic number.

45214587 is a deficient number, since it is larger than the sum of its proper divisors (26511093).

45214587 is a wasteful number, since it uses less digits than its factorization.

45214587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3083 (or 3080 counting only the distinct ones).

The product of its digits is 44800, while the sum is 36.

The square root of 45214587 is about 6724.1792807747. The cubic root of 45214587 is about 356.2538141789.

The spelling of 45214587 in words is "forty-five million, two hundred fourteen thousand, five hundred eighty-seven".