1061993826 has 12 divisors (see below), whose sum is σ = 2300986662. Its totient is φ = 353997936.

The previous prime is 1061993819. The next prime is 1061993827. The reversal of 1061993826 is 6283991601.

It is a happy number.

1061993826 is a `hidden beast` number, since 1 + 0 + 619 + 9 + 3 + 8 + 26 = 666.

It can be written as a sum of positive squares in only one way, i.e., 707613201 + 354380625 = 26601^2 + 18825^2 .

It is a super-2 number, since 2×1061993826² = 2255661772924236552, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1061993827) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29499811 + ... + 29499846.

Almost surely, 2^1061993826 is an apocalyptic number.

1061993826 is an abundant number, since it is smaller than the sum of its proper divisors (1238992836).

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

1061993826 is a wasteful number, since it uses less digits than its factorization.

1061993826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58999665 (or 58999662 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 1061993826 is about 32588.2467463348. The cubic root of 1061993826 is about 1020.2517083530.

The spelling of 1061993826 in words is "one billion, sixty-one million, nine hundred ninety-three thousand, eight hundred twenty-six".