45144332 has 12 divisors (see below), whose sum is σ = 80182200. Its totient is φ = 22235136.

The previous prime is 45144311. The next prime is 45144349. The reversal of 45144332 is 23344154.

It is a super-4 number, since 4×45144332⁴ (a number of 32 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83957 + ... + 84492.

It is an arithmetic number, because the mean of its divisors is an integer number (6681850).

Almost surely, 2^45144332 is an apocalyptic number.

It is an amenable number.

45144332 is a deficient number, since it is larger than the sum of its proper divisors (35037868).

45144332 is a wasteful number, since it uses less digits than its factorization.

45144332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168520 (or 168518 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 45144332 is about 6718.9531922763. The cubic root of 45144332 is about 356.0692012930.

Adding to 45144332 its reverse (23344154), we get a palindrome (68488486).

The spelling of 45144332 in words is "forty-five million, one hundred forty-four thousand, three hundred thirty-two".