45313646 has 8 divisors (see below), whose sum is σ = 77680560. Its totient is φ = 19420128.

The previous prime is 45313637. The next prime is 45313649. The reversal of 45313646 is 64631354.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45313649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1618331 + ... + 1618358.

It is an arithmetic number, because the mean of its divisors is an integer number (9710070).

Almost surely, 2^45313646 is an apocalyptic number.

45313646 is a deficient number, since it is larger than the sum of its proper divisors (32366914).

45313646 is a wasteful number, since it uses less digits than its factorization.

45313646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236698.

The product of its digits is 25920, while the sum is 32.

The square root of 45313646 is about 6731.5411311229. The cubic root of 45313646 is about 356.5137922691.

The spelling of 45313646 in words is "forty-five million, three hundred thirteen thousand, six hundred forty-six".