45007912 has 16 divisors (see below), whose sum is σ = 85407840. Its totient is φ = 22232496.

The previous prime is 45007901. The next prime is 45007927. The reversal of 45007912 is 21970054.

It is a happy number.

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, 33228 + ... + 34555.

It is an arithmetic number, because the mean of its divisors is an integer number (5337990).

Almost surely, 2^45007912 is an apocalyptic number.

It is an amenable number.

45007912 is a deficient number, since it is larger than the sum of its proper divisors (40399928).

45007912 is a wasteful number, since it uses less digits than its factorization.

45007912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67872 (or 67868 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 45007912 is about 6708.7936322412. The cubic root of 45007912 is about 355.7101752569.

Adding to 45007912 its reverse (21970054), we get a palindrome (66977966).

The spelling of 45007912 in words is "forty-five million, seven thousand, nine hundred twelve".