42702647 has 8 divisors (see below), whose sum is σ = 46067616. Its totient is φ = 39349152.

The previous prime is 42702637. The next prime is 42702659. The reversal of 42702647 is 74620724.

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

It is a cyclic number.

It is not a de Polignac number, because 42702647 - 2⁴ = 42702631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42702637) 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, 5873 + ... + 10949.

It is an arithmetic number, because the mean of its divisors is an integer number (5758452).

Almost surely, 2^42702647 is an apocalyptic number.

42702647 is a deficient number, since it is larger than the sum of its proper divisors (3364969).

42702647 is a wasteful number, since it uses less digits than its factorization.

42702647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5737.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 42702647 is about 6534.7262375711. The cubic root of 42702647 is about 349.5303824105.

The spelling of 42702647 in words is "forty-two million, seven hundred two thousand, six hundred forty-seven".