1065256672 has 24 divisors (see below), whose sum is σ = 2101802472. Its totient is φ = 531465600.

The previous prime is 1065256649. The next prime is 1065256693. The reversal of 1065256672 is 2766525601.

It is a super-2 number, since 2×1065256672² = 2269543554481031168, which contains 22 as substring.

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, 21354 + ... + 50857.

It is an arithmetic number, because the mean of its divisors is an integer number (87575103).

Almost surely, 2^1065256672 is an apocalyptic number.

It is an amenable number.

1065256672 is a deficient number, since it is larger than the sum of its proper divisors (1036545800).

1065256672 is an equidigital number, since it uses as much as digits as its factorization.

1065256672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72682 (or 72674 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 1065256672 is about 32638.2700521949. The cubic root of 1065256672 is about 1021.2955062528.

The spelling of 1065256672 in words is "one billion, sixty-five million, two hundred fifty-six thousand, six hundred seventy-two".