45042002 has 8 divisors (see below), whose sum is σ = 67917312. Its totient is φ = 22402900.

The previous prime is 45042001. The next prime is 45042007. The reversal of 45042002 is 20024054.

45042002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45042001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58574 + ... + 59337.

It is an arithmetic number, because the mean of its divisors is an integer number (8489664).

Almost surely, 2^45042002 is an apocalyptic number.

45042002 is a deficient number, since it is larger than the sum of its proper divisors (22875310).

45042002 is a wasteful number, since it uses less digits than its factorization.

45042002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118104.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 45042002 is about 6711.3338465614. Note that the first 3 decimals coincide. The cubic root of 45042002 is about 355.7999602086.

Adding to 45042002 its reverse (20024054), we get a palindrome (65066056).

The spelling of 45042002 in words is "forty-five million, forty-two thousand, two".