45317412 has 72 divisors (see below), whose sum is σ = 135163392. Its totient is φ = 12528000.

The previous prime is 45317357. The next prime is 45317471. The reversal of 45317412 is 21471354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4912 + ... + 10712.

Almost surely, 2^45317412 is an apocalyptic number.

45317412 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45317412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67581696).

45317412 is an abundant number, since it is smaller than the sum of its proper divisors (89845980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45317412 is a wasteful number, since it uses less digits than its factorization.

45317412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5849 (or 5844 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 45317412 is about 6731.8208532313. The cubic root of 45317412 is about 356.5236685711.

Adding to 45317412 its reverse (21471354), we get a palindrome (66788766).

The spelling of 45317412 in words is "forty-five million, three hundred seventeen thousand, four hundred twelve".