45213424 has 20 divisors (see below), whose sum is σ = 88588080. Its totient is φ = 22352000.

The previous prime is 45213403. The next prime is 45213437. The reversal of 45213424 is 42431254.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14452 + ... + 17299.

It is an arithmetic number, because the mean of its divisors is an integer number (4429404).

Almost surely, 2^45213424 is an apocalyptic number.

It is an amenable number.

45213424 is a deficient number, since it is larger than the sum of its proper divisors (43374656).

45213424 is a wasteful number, since it uses less digits than its factorization.

45213424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31848 (or 31842 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 45213424 is about 6724.0928012632. The cubic root of 45213424 is about 356.2507596578.

Adding to 45213424 its reverse (42431254), we get a palindrome (87644678).

The spelling of 45213424 in words is "forty-five million, two hundred thirteen thousand, four hundred twenty-four".