45672689 has 8 divisors (see below), whose sum is σ = 47150400. Its totient is φ = 44207856.

The previous prime is 45672631. The next prime is 45672691. The reversal of 45672689 is 98627654.

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 45672689 - 2⁸ = 45672433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45672619) 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, 4262 + ... + 10464.

It is an arithmetic number, because the mean of its divisors is an integer number (5893800).

Almost surely, 2^45672689 is an apocalyptic number.

It is an amenable number.

45672689 is a deficient number, since it is larger than the sum of its proper divisors (1477711).

45672689 is a wasteful number, since it uses less digits than its factorization.

45672689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6439.

The product of its digits is 725760, while the sum is 47.

The square root of 45672689 is about 6758.1572192425. The cubic root of 45672689 is about 357.4529293985.

The spelling of 45672689 in words is "forty-five million, six hundred seventy-two thousand, six hundred eighty-nine".