1067655625 has 15 divisors (see below), whose sum is σ = 1335164017. Its totient is φ = 853471000.

The previous prime is 1067655577. The next prime is 1067655647. The reversal of 1067655625 is 5265567601.

The square root of 1067655625 is 32675.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 83704201 + 983951424 = 9149^2 + 31368^2 .

It is not a de Polignac number, because 1067655625 - 2¹³ = 1067647433 is a prime.

It is a super-2 number, since 2×1067655625² = 2279777067188281250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 816222 + ... + 817528.

Almost surely, 2^1067655625 is an apocalyptic number.

1067655625 is the 32675-th square number.

1067655625 is the 16338-th centered octagonal number.

It is an amenable number.

1067655625 is a deficient number, since it is larger than the sum of its proper divisors (267508392).

1067655625 is an frugal number, since it uses more digits than its factorization.

1067655625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2634 (or 1312 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 43.

The cubic root of 1067655625 is about 1022.0615823610.

The spelling of 1067655625 in words is "one billion, sixty-seven million, six hundred fifty-five thousand, six hundred twenty-five".