42443496 has 24 divisors (see below), whose sum is σ = 114951330. Its totient is φ = 14147808.

The previous prime is 42443483. The next prime is 42443503. The reversal of 42443496 is 69434424.

It can be written as a sum of positive squares in only one way, i.e., 37380996 + 5062500 = 6114^2 + 2250^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 42443496.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 294675 + ... + 294818.

Almost surely, 2^42443496 is an apocalyptic number.

It is an amenable number.

42443496 is an abundant number, since it is smaller than the sum of its proper divisors (72507834).

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

42443496 is a wasteful number, since it uses less digits than its factorization.

42443496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589505 (or 589498 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 42443496 is about 6514.8673048651. The cubic root of 42443496 is about 348.8218782744.

The spelling of 42443496 in words is "forty-two million, four hundred forty-three thousand, four hundred ninety-six".