45313344 has 70 divisors (see below), whose sum is σ = 134338314. Its totient is φ = 15102720.

The previous prime is 45313343. The next prime is 45313361. The reversal of 45313344 is 44331354.

45313344 is a `hidden beast` number, since 4 + 5 + 313 + 344 = 666.

It can be written as a sum of positive squares in only one way, i.e., 32353344 + 12960000 = 5688^2 + 3600^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45313343) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 814 + ... + 9554.

Almost surely, 2^45313344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45313344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67169157).

45313344 is an abundant number, since it is smaller than the sum of its proper divisors (89024970).

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

45313344 is an equidigital number, since it uses as much as digits as its factorization.

45313344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8765 (or 8746 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 45313344 is about 6731.5186993724. The cubic root of 45313344 is about 356.5130002531.

Adding to 45313344 its reverse (44331354), we get a palindrome (89644698).

It can be divided in two parts, 4531 and 3344, that added together give a triangular number (7875 = T₁₂₅).

The spelling of 45313344 in words is "forty-five million, three hundred thirteen thousand, three hundred forty-four".