45383639 has 8 divisors (see below), whose sum is σ = 52241280. Its totient is φ = 38619576.

The previous prime is 45383633. The next prime is 45383641. The reversal of 45383639 is 93638354.

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 45383639 - 2⁸ = 45383383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45383596 and 45383605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45383633) 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, 22349 + ... + 24294.

It is an arithmetic number, because the mean of its divisors is an integer number (6530160).

Almost surely, 2^45383639 is an apocalyptic number.

45383639 is a deficient number, since it is larger than the sum of its proper divisors (6857641).

45383639 is a wasteful number, since it uses less digits than its factorization.

45383639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46789.

The product of its digits is 233280, while the sum is 41.

The square root of 45383639 is about 6736.7380088586. The cubic root of 45383639 is about 356.6972589514.

The spelling of 45383639 in words is "forty-five million, three hundred eighty-three thousand, six hundred thirty-nine".