42862859 has 4 divisors (see below), whose sum is σ = 46160016. Its totient is φ = 39565704.

The previous prime is 42862847. The next prime is 42862861. The reversal of 42862859 is 95826824.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42862859 - 2¹² = 42858763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42862459) 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, 1648559 + ... + 1648584.

It is an arithmetic number, because the mean of its divisors is an integer number (11540004).

Almost surely, 2^42862859 is an apocalyptic number.

42862859 is a deficient number, since it is larger than the sum of its proper divisors (3297157).

42862859 is a wasteful number, since it uses less digits than its factorization.

42862859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3297156.

The product of its digits is 276480, while the sum is 44.

The square root of 42862859 is about 6546.9732701455. The cubic root of 42862859 is about 349.9669601465.

The spelling of 42862859 in words is "forty-two million, eight hundred sixty-two thousand, eight hundred fifty-nine".