1167261828 has 24 divisors (see below), whose sum is σ = 2741894400. Its totient is φ = 386475360.

The previous prime is 1167261811. The next prime is 1167261833. The reversal of 1167261828 is 8281627611.

It is a super-3 number, since 3×1167261828³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1167261828.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324628 + ... + 328203.

It is an arithmetic number, because the mean of its divisors is an integer number (114245600).

Almost surely, 2^1167261828 is an apocalyptic number.

It is an amenable number.

1167261828 is an abundant number, since it is smaller than the sum of its proper divisors (1574632572).

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

1167261828 is a wasteful number, since it uses less digits than its factorization.

1167261828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652987 (or 652985 counting only the distinct ones).

The product of its digits is 64512, while the sum is 42.

The square root of 1167261828 is about 34165.2137121956. The cubic root of 1167261828 is about 1052.9055812253.

The spelling of 1167261828 in words is "one billion, one hundred sixty-seven million, two hundred sixty-one thousand, eight hundred twenty-eight".