42863773 has 4 divisors (see below), whose sum is σ = 43380288. Its totient is φ = 42347260.

The previous prime is 42863767. The next prime is 42863813. The reversal of 42863773 is 37736824.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42863773 - 2¹³ = 42855581 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 (42873773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258133 + ... + 258298.

It is an arithmetic number, because the mean of its divisors is an integer number (10845072).

Almost surely, 2^42863773 is an apocalyptic number.

It is an amenable number.

42863773 is a deficient number, since it is larger than the sum of its proper divisors (516515).

42863773 is an equidigital number, since it uses as much as digits as its factorization.

42863773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516514.

The product of its digits is 169344, while the sum is 40.

The square root of 42863773 is about 6547.0430730216. The cubic root of 42863773 is about 349.9694476732.

The spelling of 42863773 in words is "forty-two million, eight hundred sixty-three thousand, seven hundred seventy-three".