42438696 has 32 divisors (see below), whose sum is σ = 107554560. Its totient is φ = 13951872.

The previous prime is 42438691. The next prime is 42438709. The reversal of 42438696 is 69683424.

It is a happy number.

It is a super-3 number, since 3×42438696³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (42438691) 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, 10360 + ... + 13863.

It is an arithmetic number, because the mean of its divisors is an integer number (3361080).

Almost surely, 2^42438696 is an apocalyptic number.

It is an amenable number.

42438696 is an abundant number, since it is smaller than the sum of its proper divisors (65115864).

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

42438696 is a wasteful number, since it uses less digits than its factorization.

42438696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24305 (or 24301 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 42438696 is about 6514.4989062859. The cubic root of 42438696 is about 348.8087281785.

It can be divided in two parts, 42438 and 696, that added together give a palindrome (43134).

The spelling of 42438696 in words is "forty-two million, four hundred thirty-eight thousand, six hundred ninety-six".