1072694836 has 6 divisors (see below), whose sum is σ = 1877215970. Its totient is φ = 536347416.

The previous prime is 1072694809. The next prime is 1072694867. The reversal of 1072694836 is 6384962701.

1072694836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 804062736 + 268632100 = 28356^2 + 16390^2 .

It is a super-2 number, since 2×1072694836² = 2301348422362133792, 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 as a sum of consecutive naturals, namely, 134086851 + ... + 134086858.

Almost surely, 2^1072694836 is an apocalyptic number.

It is an amenable number.

1072694836 is a deficient number, since it is larger than the sum of its proper divisors (804521134).

1072694836 is a wasteful number, since it uses less digits than its factorization.

1072694836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268173713 (or 268173711 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 1072694836 is about 32752.0203346297. The cubic root of 1072694836 is about 1023.6670632411.

The spelling of 1072694836 in words is "one billion, seventy-two million, six hundred ninety-four thousand, eight hundred thirty-six".