42427202 has 8 divisors (see below), whose sum is σ = 63708876. Its totient is φ = 21190912.

The previous prime is 42427201. The next prime is 42427207. The reversal of 42427202 is 20272424.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41615401 + 811801 = 6451^2 + 901^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42427201) 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, 8903 + ... + 12810.

Almost surely, 2^42427202 is an apocalyptic number.

42427202 is a deficient number, since it is larger than the sum of its proper divisors (21281674).

42427202 is a wasteful number, since it uses less digits than its factorization.

42427202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22692.

The product of its (nonzero) digits is 1792, while the sum is 23.

The square root of 42427202 is about 6513.6166605044. The cubic root of 42427202 is about 348.7772351473. Note that the first 3 decimals are identical.

Adding to 42427202 its reverse (20272424), we get a palindrome (62699626).

The spelling of 42427202 in words is "forty-two million, four hundred twenty-seven thousand, two hundred two".