45089387 has 8 divisors (see below), whose sum is σ = 51660000. Its totient is φ = 38551104.

The previous prime is 45089371. The next prime is 45089419. The reversal of 45089387 is 78398054.

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 45089387 - 2⁴ = 45089371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45089587) 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, 5012 + ... + 10737.

It is an arithmetic number, because the mean of its divisors is an integer number (6457500).

Almost surely, 2^45089387 is an apocalyptic number.

45089387 is a deficient number, since it is larger than the sum of its proper divisors (6570613).

45089387 is a wasteful number, since it uses less digits than its factorization.

45089387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16165.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 45089387 is about 6714.8631408242. The cubic root of 45089387 is about 355.9246858101.

The spelling of 45089387 in words is "forty-five million, eighty-nine thousand, three hundred eighty-seven".