42145435 has 8 divisors (see below), whose sum is σ = 50657040. Its totient is φ = 33661344.

The previous prime is 42145429. The next prime is 42145457. The reversal of 42145435 is 53454124.

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

It is a cyclic number.

It is not a de Polignac number, because 42145435 - 2⁵ = 42145403 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3340 + ... + 9769.

It is an arithmetic number, because the mean of its divisors is an integer number (6332130).

Almost surely, 2^42145435 is an apocalyptic number.

42145435 is a deficient number, since it is larger than the sum of its proper divisors (8511605).

42145435 is a wasteful number, since it uses less digits than its factorization.

42145435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13757.

The product of its digits is 9600, while the sum is 28.

The square root of 42145435 is about 6491.9515555802. The cubic root of 42145435 is about 348.0034212682.

Adding to 42145435 its reverse (53454124), we get a palindrome (95599559).

The spelling of 42145435 in words is "forty-two million, one hundred forty-five thousand, four hundred thirty-five".