42888236 has 24 divisors (see below), whose sum is σ = 77266224. Its totient is φ = 20820800.

The previous prime is 42888233. The next prime is 42888239. The reversal of 42888236 is 63288824.

It is an interprime number because it is at equal distance from previous prime (42888233) and next prime (42888239).

It is a junction number, because it is equal to n+sod(n) for n = 42888193 and 42888202.

It is not an unprimeable number, because it can be changed into a prime (42888233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20411 + ... + 22413.

It is an arithmetic number, because the mean of its divisors is an integer number (3219426).

Almost surely, 2^42888236 is an apocalyptic number.

It is an amenable number.

42888236 is a deficient number, since it is larger than the sum of its proper divisors (34377988).

42888236 is a wasteful number, since it uses less digits than its factorization.

42888236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161 (or 2159 counting only the distinct ones).

The product of its digits is 147456, while the sum is 41.

The square root of 42888236 is about 6548.9110545189. The cubic root of 42888236 is about 350.0360126209.

The spelling of 42888236 in words is "forty-two million, eight hundred eighty-eight thousand, two hundred thirty-six".