42604699 has 4 divisors (see below), whose sum is σ = 43643880. Its totient is φ = 41565520.

The previous prime is 42604693. The next prime is 42604747. The reversal of 42604699 is 99640624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42604699 - 2³ = 42604691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42604691) by changing a digit.

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, 519529 + ... + 519610.

It is an arithmetic number, because the mean of its divisors is an integer number (10910970).

Almost surely, 2^42604699 is an apocalyptic number.

42604699 is a deficient number, since it is larger than the sum of its proper divisors (1039181).

42604699 is a wasteful number, since it uses less digits than its factorization.

42604699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039180.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 42604699 is about 6527.2275125048. The cubic root of 42604699 is about 349.2629359834.

The spelling of 42604699 in words is "forty-two million, six hundred four thousand, six hundred ninety-nine".