42863955 has 16 divisors (see below), whose sum is σ = 68688384. Its totient is φ = 22825440.

The previous prime is 42863941. The next prime is 42863963. The reversal of 42863955 is 55936824.

It is not a de Polignac number, because 42863955 - 2⁸ = 42863699 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9990 + ... + 13620.

It is an arithmetic number, because the mean of its divisors is an integer number (4293024).

Almost surely, 2^42863955 is an apocalyptic number.

42863955 is a deficient number, since it is larger than the sum of its proper divisors (25824429).

42863955 is a wasteful number, since it uses less digits than its factorization.

42863955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4426.

The product of its digits is 259200, while the sum is 42.

The square root of 42863955 is about 6547.0569724113. The cubic root of 42863955 is about 349.9699429971.

The spelling of 42863955 in words is "forty-two million, eight hundred sixty-three thousand, nine hundred fifty-five".