42038603 has 16 divisors (see below), whose sum is σ = 46733760. Its totient is φ = 37632000.

The previous prime is 42038567. The next prime is 42038609. The reversal of 42038603 is 30683024.

It is a cyclic number.

It is not a de Polignac number, because 42038603 - 2¹⁰ = 42037579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42038609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34403 + ... + 35603.

It is an arithmetic number, because the mean of its divisors is an integer number (2920860).

Almost surely, 2^42038603 is an apocalyptic number.

42038603 is a deficient number, since it is larger than the sum of its proper divisors (4695157).

42038603 is a wasteful number, since it uses less digits than its factorization.

42038603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 42038603 is about 6483.7183004816. The cubic root of 42038603 is about 347.7091279544.

The spelling of 42038603 in words is "forty-two million, thirty-eight thousand, six hundred three".