42938196 has 24 divisors (see below), whose sum is σ = 114502080. Its totient is φ = 12268032.

The previous prime is 42938191. The next prime is 42938197. The reversal of 42938196 is 69183924.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42938191) 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, 255501 + ... + 255668.

It is an arithmetic number, because the mean of its divisors is an integer number (4770920).

Almost surely, 2^42938196 is an apocalyptic number.

It is an amenable number.

42938196 is an abundant number, since it is smaller than the sum of its proper divisors (71563884).

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

42938196 is a wasteful number, since it uses less digits than its factorization.

42938196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511183 (or 511181 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The square root of 42938196 is about 6552.7243189379. The cubic root of 42938196 is about 350.1718774856.

It can be divided in two parts, 42938 and 196, that added together give a palindrome (43134).

The spelling of 42938196 in words is "forty-two million, nine hundred thirty-eight thousand, one hundred ninety-six".