42766244 has 12 divisors (see below), whose sum is σ = 74888268. Its totient is φ = 21369600.

The previous prime is 42766231. The next prime is 42766253. The reversal of 42766244 is 44266724.

It can be written as a sum of positive squares in 2 ways, for example, as 19360000 + 23406244 = 4400^2 + 4838^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7964 + ... + 12204.

It is an arithmetic number, because the mean of its divisors is an integer number (6240689).

Almost surely, 2^42766244 is an apocalyptic number.

It is an amenable number.

42766244 is a deficient number, since it is larger than the sum of its proper divisors (32122024).

42766244 is a wasteful number, since it uses less digits than its factorization.

42766244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6766 (or 6764 counting only the distinct ones).

The product of its digits is 64512, while the sum is 35.

The square root of 42766244 is about 6539.5905070578. The cubic root of 42766244 is about 349.7038147319.

It can be divided in two parts, 4276624 and 4, that multiplied together give a square (17106496 = 4136²).

The spelling of 42766244 in words is "forty-two million, seven hundred sixty-six thousand, two hundred forty-four".