42656235 has 32 divisors (see below), whose sum is σ = 72629760. Its totient is φ = 21316608.

The previous prime is 42656219. The next prime is 42656249. The reversal of 42656235 is 53265624.

It is not a de Polignac number, because 42656235 - 2⁴ = 42656219 is a prime.

It is a super-3 number, since 3×42656235³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42656196 and 42656205.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26874 + ... + 28416.

It is an arithmetic number, because the mean of its divisors is an integer number (2269680).

Almost surely, 2^42656235 is an apocalyptic number.

42656235 is a deficient number, since it is larger than the sum of its proper divisors (29973525).

42656235 is a wasteful number, since it uses less digits than its factorization.

42656235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667.

The product of its digits is 43200, while the sum is 33.

The square root of 42656235 is about 6531.1740904680. The cubic root of 42656235 is about 349.4037057602.

The spelling of 42656235 in words is "forty-two million, six hundred fifty-six thousand, two hundred thirty-five".