45757289 has 8 divisors (see below), whose sum is σ = 47099712. Its totient is φ = 44427600.

The previous prime is 45757279. The next prime is 45757321. The reversal of 45757289 is 98275754.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-45757289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45757279) 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, 4364 + ... + 10514.

It is an arithmetic number, because the mean of its divisors is an integer number (5887464).

Almost surely, 2^45757289 is an apocalyptic number.

It is an amenable number.

45757289 is a deficient number, since it is larger than the sum of its proper divisors (1342423).

45757289 is a wasteful number, since it uses less digits than its factorization.

45757289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6367.

The product of its digits is 705600, while the sum is 47.

The square root of 45757289 is about 6764.4134261590. The cubic root of 45757289 is about 357.6734978686.

The spelling of 45757289 in words is "forty-five million, seven hundred fifty-seven thousand, two hundred eighty-nine".