1269055828 has 12 divisors (see below), whose sum is σ = 2337734560. Its totient is φ = 601131672.

The previous prime is 1269055813. The next prime is 1269055841. The reversal of 1269055828 is 8285509621.

It is a super-2 number, since 2×1269055828² = 3221005389161531168, which contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8348976 + ... + 8349127.

Almost surely, 2^1269055828 is an apocalyptic number.

It is an amenable number.

1269055828 is a deficient number, since it is larger than the sum of its proper divisors (1068678732).

1269055828 is a wasteful number, since it uses less digits than its factorization.

1269055828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16698126 (or 16698124 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 46.

The square root of 1269055828 is about 35623.8098467865. The cubic root of 1269055828 is about 1082.6637003685.

The spelling of 1269055828 in words is "one billion, two hundred sixty-nine million, fifty-five thousand, eight hundred twenty-eight".