45144234 has 48 divisors (see below), whose sum is σ = 101088000. Its totient is φ = 14552928.

The previous prime is 45144217. The next prime is 45144241. The reversal of 45144234 is 43244154.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45144198 and 45144207.

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, 75067 + ... + 75665.

It is an arithmetic number, because the mean of its divisors is an integer number (2106000).

Almost surely, 2^45144234 is an apocalyptic number.

45144234 is an abundant number, since it is smaller than the sum of its proper divisors (55943766).

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

45144234 is a wasteful number, since it uses less digits than its factorization.

45144234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739 (or 736 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 45144234 is about 6718.9458994696. The cubic root of 45144234 is about 356.0689436393.

Adding to 45144234 its reverse (43244154), we get a palindrome (88388388).

The spelling of 45144234 in words is "forty-five million, one hundred forty-four thousand, two hundred thirty-four".