45245687 has 8 divisors (see below), whose sum is σ = 47974032. Its totient is φ = 42524800.

The previous prime is 45245671. The next prime is 45245689. The reversal of 45245687 is 78654254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45245687 - 2⁴ = 45245671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45245689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15137 + ... + 17877.

It is an arithmetic number, because the mean of its divisors is an integer number (5996754).

Almost surely, 2^45245687 is an apocalyptic number.

45245687 is a deficient number, since it is larger than the sum of its proper divisors (2728345).

45245687 is a wasteful number, since it uses less digits than its factorization.

45245687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3729.

The product of its digits is 268800, while the sum is 41.

The square root of 45245687 is about 6726.4914331321. The cubic root of 45245687 is about 356.3354762785.

The spelling of 45245687 in words is "forty-five million, two hundred forty-five thousand, six hundred eighty-seven".