42304244 has 6 divisors (see below), whose sum is σ = 74032434. Its totient is φ = 21152120.

The previous prime is 42304237. The next prime is 42304253. The reversal of 42304244 is 44240324.

It can be written as a sum of positive squares in only one way, i.e., 27772900 + 14531344 = 5270^2 + 3812^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5288027 + ... + 5288034.

It is an arithmetic number, because the mean of its divisors is an integer number (12338739).

Almost surely, 2^42304244 is an apocalyptic number.

It is an amenable number.

42304244 is a deficient number, since it is larger than the sum of its proper divisors (31728190).

42304244 is a wasteful number, since it uses less digits than its factorization.

42304244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10576065 (or 10576063 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 42304244 is about 6504.1712769576. The cubic root of 42304244 is about 348.4399794538.

Adding to 42304244 its reverse (44240324), we get a palindrome (86544568).

The spelling of 42304244 in words is "forty-two million, three hundred four thousand, two hundred forty-four".