45461018 has 16 divisors (see below), whose sum is σ = 71352576. Its totient is φ = 21682320.

The previous prime is 45461011. The next prime is 45461021. The reversal of 45461018 is 81016454.

It is not an unprimeable number, because it can be changed into a prime (45461011) 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, 18680 + ... + 20972.

It is an arithmetic number, because the mean of its divisors is an integer number (4459536).

Almost surely, 2^45461018 is an apocalyptic number.

45461018 is a deficient number, since it is larger than the sum of its proper divisors (25891558).

45461018 is a wasteful number, since it uses less digits than its factorization.

45461018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 45461018 is about 6742.4786243636. The cubic root of 45461018 is about 356.8998665150.

The spelling of 45461018 in words is "forty-five million, four hundred sixty-one thousand, eighteen".