45318434 has 24 divisors (see below), whose sum is σ = 80766720. Its totient is φ = 19007016.

The previous prime is 45318433. The next prime is 45318443. The reversal of 45318434 is 43481354.

It is a self number, because there is not a number n which added to its sum of digits gives 45318434.

It is not an unprimeable number, because it can be changed into a prime (45318433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 314 + ... + 9525.

It is an arithmetic number, because the mean of its divisors is an integer number (3365280).

Almost surely, 2^45318434 is an apocalyptic number.

45318434 is a deficient number, since it is larger than the sum of its proper divisors (35448286).

45318434 is a wasteful number, since it uses less digits than its factorization.

45318434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9902 (or 9895 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 45318434 is about 6731.8967609434. The cubic root of 45318434 is about 356.5263486627.

Adding to 45318434 its reverse (43481354), we get a palindrome (88799788).

The spelling of 45318434 in words is "forty-five million, three hundred eighteen thousand, four hundred thirty-four".