42252434 has 8 divisors (see below), whose sum is σ = 72432768. Its totient is φ = 18108180.

The previous prime is 42252341. The next prime is 42252451. The reversal of 42252434 is 43425224.

It is a happy number.

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

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, 1509002 + ... + 1509029.

It is an arithmetic number, because the mean of its divisors is an integer number (9054096).

Almost surely, 2^42252434 is an apocalyptic number.

42252434 is a deficient number, since it is larger than the sum of its proper divisors (30180334).

42252434 is a wasteful number, since it uses less digits than its factorization.

42252434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3018040.

The product of its digits is 7680, while the sum is 26.

The square root of 42252434 is about 6500.1872280727. The cubic root of 42252434 is about 348.2976765518.

Adding to 42252434 its reverse (43425224), we get a palindrome (85677658).

The spelling of 42252434 in words is "forty-two million, two hundred fifty-two thousand, four hundred thirty-four".