42642302 has 8 divisors (see below), whose sum is σ = 64025256. Its totient is φ = 21300552.

The previous prime is 42642269. The next prime is 42642331. The reversal of 42642302 is 20324624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7568 + ... + 11939.

It is an arithmetic number, because the mean of its divisors is an integer number (8003157).

Almost surely, 2^42642302 is an apocalyptic number.

42642302 is a deficient number, since it is larger than the sum of its proper divisors (21382954).

42642302 is a wasteful number, since it uses less digits than its factorization.

42642302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20602.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 42642302 is about 6530.1073498067. The cubic root of 42642302 is about 349.3656591770.

Adding to 42642302 its reverse (20324624), we get a palindrome (62966926).

The spelling of 42642302 in words is "forty-two million, six hundred forty-two thousand, three hundred two".