2133697692 has 24 divisors (see below), whose sum is σ = 5689860736. Its totient is φ = 609627888.

The previous prime is 2133697661. The next prime is 2133697717. The reversal of 2133697692 is 2967963312.

It is a happy number.

It is a super-2 number, since 2×2133697692² = 9105331681692253728, 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 7 ways as a sum of consecutive naturals, for example, 12700498 + ... + 12700665.

Almost surely, 2^2133697692 is an apocalyptic number.

It is an amenable number.

2133697692 is an abundant number, since it is smaller than the sum of its proper divisors (3556163044).

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

2133697692 is a wasteful number, since it uses less digits than its factorization.

2133697692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25401177 (or 25401175 counting only the distinct ones).

The product of its digits is 734832, while the sum is 48.

The square root of 2133697692 is about 46191.9656650375. The cubic root of 2133697692 is about 1287.3924637240.

The spelling of 2133697692 in words is "two billion, one hundred thirty-three million, six hundred ninety-seven thousand, six hundred ninety-two".