42430204 has 24 divisors (see below), whose sum is σ = 76043520. Its totient is φ = 20708784.

The previous prime is 42430139. The next prime is 42430253. The reversal of 42430204 is 40203424.

It is a super-2 number, since 2×42430204² = 3600644422963232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37917 + ... + 39019.

It is an arithmetic number, because the mean of its divisors is an integer number (3168480).

Almost surely, 2^42430204 is an apocalyptic number.

It is an amenable number.

42430204 is a deficient number, since it is larger than the sum of its proper divisors (33613316).

42430204 is a wasteful number, since it uses less digits than its factorization.

42430204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329 (or 1327 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 42430204 is about 6513.8470967624. The cubic root of 42430204 is about 348.7854610379.

Adding to 42430204 its reverse (40203424), we get a palindrome (82633628).

It can be divided in two parts, 424 and 30204, that added together give a triangular number (30628 = T₂₄₇).

The spelling of 42430204 in words is "forty-two million, four hundred thirty thousand, two hundred four".