1071892244 has 12 divisors (see below), whose sum is σ = 1906562868. Its totient is φ = 527160000.

The previous prime is 1071892231. The next prime is 1071892273. The reversal of 1071892244 is 4422981701.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38912644 + 1032979600 = 6238^2 + 32140^2 .

It is a super-2 number, since 2×1071892244² = 2297905965494711072, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071892198 and 1071892207.

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, 2196257 + ... + 2196744.

It is an arithmetic number, because the mean of its divisors is an integer number (158880239).

Almost surely, 2^1071892244 is an apocalyptic number.

It is an amenable number.

1071892244 is a deficient number, since it is larger than the sum of its proper divisors (834670624).

1071892244 is a wasteful number, since it uses less digits than its factorization.

1071892244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4393066 (or 4393064 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 1071892244 is about 32739.7654848046. The cubic root of 1071892244 is about 1023.4116964280.

The spelling of 1071892244 in words is "one billion, seventy-one million, eight hundred ninety-two thousand, two hundred forty-four".