45240004 has 12 divisors (see below), whose sum is σ = 79219728. Its totient is φ = 22605800.

The previous prime is 45240001. The next prime is 45240031. The reversal of 45240004 is 40004254.

It is not an unprimeable number, because it can be changed into a prime (45240001) 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, 7299 + ... + 11989.

It is an arithmetic number, because the mean of its divisors is an integer number (6601644).

Almost surely, 2^45240004 is an apocalyptic number.

It is an amenable number.

45240004 is a deficient number, since it is larger than the sum of its proper divisors (33979724).

45240004 is a wasteful number, since it uses less digits than its factorization.

45240004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7106 (or 7104 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 45240004 is about 6726.0689856706. The cubic root of 45240004 is about 356.3205567032.

Adding to 45240004 its reverse (40004254), we get a palindrome (85244258).

The spelling of 45240004 in words is "forty-five million, two hundred forty thousand, four".