42003364 has 12 divisors (see below), whose sum is σ = 79160284. Its totient is φ = 19386144.

The previous prime is 42003337. The next prime is 42003371. The reversal of 42003364 is 46330024.

It can be written as a sum of positive squares in 2 ways, for example, as 11289600 + 30713764 = 3360^2 + 5542^2 .

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, 403827 + ... + 403930.

Almost surely, 2^42003364 is an apocalyptic number.

It is an amenable number.

42003364 is a deficient number, since it is larger than the sum of its proper divisors (37156920).

42003364 is a wasteful number, since it uses less digits than its factorization.

42003364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807774 (or 807772 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 42003364 is about 6481.0002314458. Note that the first 3 decimals coincide. The cubic root of 42003364 is about 347.6119446803.

Adding to 42003364 its reverse (46330024), we get a palindrome (88333388).

The spelling of 42003364 in words is "forty-two million, three thousand, three hundred sixty-four".