42322402 has 8 divisors (see below), whose sum is σ = 63838800. Its totient is φ = 21042804.

The previous prime is 42322351. The next prime is 42322403. The reversal of 42322402 is 20422324.

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

It is a super-2 number, since 2×42322402² = 3582371422099208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42322402.

It is not an unprimeable number, because it can be changed into a prime (42322403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58752 + ... + 59467.

It is an arithmetic number, because the mean of its divisors is an integer number (7979850).

Almost surely, 2^42322402 is an apocalyptic number.

42322402 is a deficient number, since it is larger than the sum of its proper divisors (21516398).

42322402 is a wasteful number, since it uses less digits than its factorization.

42322402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118400.

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

The square root of 42322402 is about 6505.5670006541. The cubic root of 42322402 is about 348.4898252654.

Adding to 42322402 its reverse (20422324), we get a palindrome (62744726).

It can be divided in two parts, 42322 and 402, that added together give a palindrome (42724).

The spelling of 42322402 in words is "forty-two million, three hundred twenty-two thousand, four hundred two".