45632018 has 8 divisors (see below), whose sum is σ = 69904512. Its totient is φ = 22330516.

The previous prime is 45632017. The next prime is 45632021. The reversal of 45632018 is 81023654.

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

It is not an unprimeable number, because it can be changed into a prime (45632011) 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, 242630 + ... + 242817.

It is an arithmetic number, because the mean of its divisors is an integer number (8738064).

Almost surely, 2^45632018 is an apocalyptic number.

45632018 is a deficient number, since it is larger than the sum of its proper divisors (24272494).

45632018 is a wasteful number, since it uses less digits than its factorization.

45632018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485496.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 45632018 is about 6755.1475187445. The cubic root of 45632018 is about 357.3467953255.

The spelling of 45632018 in words is "forty-five million, six hundred thirty-two thousand, eighteen".