45726187 has 4 divisors (see below), whose sum is σ = 49243600. Its totient is φ = 42208776.

The previous prime is 45726173. The next prime is 45726203. The reversal of 45726187 is 78162754.

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 45726187 - 2¹⁵ = 45693419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45726887) 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, 1758687 + ... + 1758712.

It is an arithmetic number, because the mean of its divisors is an integer number (12310900).

Almost surely, 2^45726187 is an apocalyptic number.

45726187 is a deficient number, since it is larger than the sum of its proper divisors (3517413).

45726187 is a wasteful number, since it uses less digits than its factorization.

45726187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3517412.

The product of its digits is 94080, while the sum is 40.

The square root of 45726187 is about 6762.1140925010. The cubic root of 45726187 is about 357.5924406003.

The spelling of 45726187 in words is "forty-five million, seven hundred twenty-six thousand, one hundred eighty-seven".