1144662246 has 192 divisors, whose sum is σ = 3226728960. Its totient is φ = 298105920.

The previous prime is 1144662223. The next prime is 1144662283. The reversal of 1144662246 is 6422664411.

It is a self number, because there is not a number n which added to its sum of digits gives 1144662246.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3680431 + ... + 3680741.

It is an arithmetic number, because the mean of its divisors is an integer number (16805880).

Almost surely, 2^1144662246 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1144662246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1613364480).

1144662246 is an abundant number, since it is smaller than the sum of its proper divisors (2082066714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144662246 is a wasteful number, since it uses less digits than its factorization.

1144662246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 443 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 1144662246 is about 33832.8574909067. The cubic root of 1144662246 is about 1046.0660796167.

The spelling of 1144662246 in words is "one billion, one hundred forty-four million, six hundred sixty-two thousand, two hundred forty-six".