42252074 has 8 divisors (see below), whose sum is σ = 63470628. Its totient is φ = 21095200.

The previous prime is 42252071. The next prime is 42252109. The reversal of 42252074 is 47025224.

It can be written as a sum of positive squares in 2 ways, for example, as 42159049 + 93025 = 6493^2 + 305^2 .

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 (42252071) 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, 13667 + ... + 16470.

Almost surely, 2^42252074 is an apocalyptic number.

42252074 is a deficient number, since it is larger than the sum of its proper divisors (21218554).

42252074 is a wasteful number, since it uses less digits than its factorization.

42252074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30840.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 42252074 is about 6500.1595365037. The cubic root of 42252074 is about 348.2966873582.

Adding to 42252074 its reverse (47025224), we get a palindrome (89277298).

The spelling of 42252074 in words is "forty-two million, two hundred fifty-two thousand, seventy-four".