42263817 has 16 divisors (see below), whose sum is σ = 58477440. Its totient is φ = 27119232.

The previous prime is 42263813. The next prime is 42263821. The reversal of 42263817 is 71836224.

It is an interprime number because it is at equal distance from previous prime (42263813) and next prime (42263821).

It is not a de Polignac number, because 42263817 - 2² = 42263813 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42263813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39228 + ... + 40290.

It is an arithmetic number, because the mean of its divisors is an integer number (3654840).

Almost surely, 2^42263817 is an apocalyptic number.

It is an amenable number.

42263817 is a deficient number, since it is larger than the sum of its proper divisors (16213623).

42263817 is a wasteful number, since it uses less digits than its factorization.

42263817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552.

The product of its digits is 16128, while the sum is 33.

The square root of 42263817 is about 6501.0627592725. The cubic root of 42263817 is about 348.3289514086.

The spelling of 42263817 in words is "forty-two million, two hundred sixty-three thousand, eight hundred seventeen".