42366004 has 6 divisors (see below), whose sum is σ = 74140514. Its totient is φ = 21183000.

The previous prime is 42365993. The next prime is 42366031. The reversal of 42366004 is 40066324.

It can be written as a sum of positive squares in only one way, i.e., 42276004 + 90000 = 6502^2 + 300^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42366004.

It is a congruent 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 as a sum of consecutive naturals, namely, 5295747 + ... + 5295754.

Almost surely, 2^42366004 is an apocalyptic number.

It is an amenable number.

42366004 is a deficient number, since it is larger than the sum of its proper divisors (31774510).

42366004 is a wasteful number, since it uses less digits than its factorization.

42366004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10591505 (or 10591503 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 42366004 is about 6508.9172678718. The cubic root of 42366004 is about 348.6094596083.

The spelling of 42366004 in words is "forty-two million, three hundred sixty-six thousand, four".