42796439 has 8 divisors (see below), whose sum is σ = 48960000. Its totient is φ = 36645336.

The previous prime is 42796381. The next prime is 42796447. The reversal of 42796439 is 93469724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42796439 - 2¹⁶ = 42730903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42796439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42796499) 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, 6062 + ... + 11060.

It is an arithmetic number, because the mean of its divisors is an integer number (6120000).

Almost surely, 2^42796439 is an apocalyptic number.

42796439 is a deficient number, since it is larger than the sum of its proper divisors (6163561).

42796439 is a wasteful number, since it uses less digits than its factorization.

42796439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6229.

The product of its digits is 326592, while the sum is 44.

The square root of 42796439 is about 6541.8987304910. The cubic root of 42796439 is about 349.7860978720.

The spelling of 42796439 in words is "forty-two million, seven hundred ninety-six thousand, four hundred thirty-nine".