1076221304 has 8 divisors (see below), whose sum is σ = 2017914960. Its totient is φ = 538110648.

The previous prime is 1076221303. The next prime is 1076221309. The reversal of 1076221304 is 4031226701.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1076221303) by changing a digit.

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 as a sum of consecutive naturals, namely, 67263824 + ... + 67263839.

It is an arithmetic number, because the mean of its divisors is an integer number (252239370).

Almost surely, 2^1076221304 is an apocalyptic number.

It is an amenable number.

1076221304 is a deficient number, since it is larger than the sum of its proper divisors (941693656).

1076221304 is a wasteful number, since it uses less digits than its factorization.

1076221304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134527669 (or 134527665 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 1076221304 is about 32805.8120460384. The cubic root of 1076221304 is about 1024.7875995349.

The spelling of 1076221304 in words is "one billion, seventy-six million, two hundred twenty-one thousand, three hundred four".