4244392 has 8 divisors (see below), whose sum is σ = 7958250. Its totient is φ = 2122192.

The previous prime is 4244389. The next prime is 4244417. The reversal of 4244392 is 2934424.

It can be written as a sum of positive squares in only one way, i.e., 3334276 + 910116 = 1826^2 + 954^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4244392.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265267 + ... + 265282.

Almost surely, 2^4244392 is an apocalyptic number.

It is an amenable number.

4244392 is a deficient number, since it is larger than the sum of its proper divisors (3713858).

4244392 is a wasteful number, since it uses less digits than its factorization.

4244392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530555 (or 530551 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 4244392 is about 2060.1922240412. The cubic root of 4244392 is about 161.9093126529.

The spelling of 4244392 in words is "four million, two hundred forty-four thousand, three hundred ninety-two".