1126764444 has 24 divisors (see below), whose sum is σ = 2831357200. Its totient is φ = 346696704.

The previous prime is 1126764433. The next prime is 1126764449. The reversal of 1126764444 is 4444676211.

It is a super-2 number, since 2×1126764444² = 2539196224525258272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126764449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3611269 + ... + 3611580.

Almost surely, 2^1126764444 is an apocalyptic number.

It is an amenable number.

1126764444 is an abundant number, since it is smaller than the sum of its proper divisors (1704592756).

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

1126764444 is a wasteful number, since it uses less digits than its factorization.

1126764444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7222869 (or 7222867 counting only the distinct ones).

The product of its digits is 129024, while the sum is 39.

The square root of 1126764444 is about 33567.3121354689. The cubic root of 1126764444 is about 1040.5853595736.

The spelling of 1126764444 in words is "one billion, one hundred twenty-six million, seven hundred sixty-four thousand, four hundred forty-four".