42143696 has 20 divisors (see below), whose sum is σ = 93318432. Its totient is φ = 18061536.

The previous prime is 42143677. The next prime is 42143701. The reversal of 42143696 is 69634124.

It is a super-2 number, since 2×42143696² = 3552182225080832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 188030 + ... + 188253.

Almost surely, 2^42143696 is an apocalyptic number.

It is an amenable number.

42143696 is an abundant number, since it is smaller than the sum of its proper divisors (51174736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42143696 is a wasteful number, since it uses less digits than its factorization.

42143696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376298 (or 376292 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 42143696 is about 6491.8176191264. The cubic root of 42143696 is about 347.9986347769.

The spelling of 42143696 in words is "forty-two million, one hundred forty-three thousand, six hundred ninety-six".