45442344 has 16 divisors (see below), whose sum is σ = 113605920. Its totient is φ = 15147440.

The previous prime is 45442337. The next prime is 45442349. The reversal of 45442344 is 44324454.

It is not an unprimeable number, because it can be changed into a prime (45442349) 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, 946692 + ... + 946739.

It is an arithmetic number, because the mean of its divisors is an integer number (7100370).

Almost surely, 2^45442344 is an apocalyptic number.

It is an amenable number.

45442344 is an abundant number, since it is smaller than the sum of its proper divisors (68163576).

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

45442344 is a wasteful number, since it uses less digits than its factorization.

45442344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893440 (or 1893436 counting only the distinct ones).

The product of its digits is 30720, while the sum is 30.

The square root of 45442344 is about 6741.0936798119. The cubic root of 45442344 is about 356.8509919614.

Adding to 45442344 its reverse (44324454), we get a palindrome (89766798).

The spelling of 45442344 in words is "forty-five million, four hundred forty-two thousand, three hundred forty-four".