42746863 has 2 divisors, whose sum is σ = 42746864. Its totient is φ = 42746862.

The previous prime is 42746849. The next prime is 42746897. The reversal of 42746863 is 36864724.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42746863 - 2⁵ = 42746831 is a prime.

It is a super-3 number, since 3×42746863³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42746813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21373431 + 21373432.

It is an arithmetic number, because the mean of its divisors is an integer number (21373432).

Almost surely, 2^42746863 is an apocalyptic number.

42746863 is a deficient number, since it is larger than the sum of its proper divisors (1).

42746863 is an equidigital number, since it uses as much as digits as its factorization.

42746863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The square root of 42746863 is about 6538.1085185243. The cubic root of 42746863 is about 349.6509799640.

The spelling of 42746863 in words is "forty-two million, seven hundred forty-six thousand, eight hundred sixty-three".