2691031952 has 40 divisors (see below), whose sum is σ = 6047666496. Its totient is φ = 1136082816.

The previous prime is 2691031951. The next prime is 2691031957. The reversal of 2691031952 is 2591301962.

It is not an unprimeable number, because it can be changed into a prime (2691031951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171803 + ... + 186810.

Almost surely, 2^2691031952 is an apocalyptic number.

It is an amenable number.

2691031952 is an abundant number, since it is smaller than the sum of its proper divisors (3356634544).

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

2691031952 is a wasteful number, since it uses less digits than its factorization.

2691031952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358695 (or 358689 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 2691031952 is about 51875.1573684360. The cubic root of 2691031952 is about 1390.9332366176.

The spelling of 2691031952 in words is "two billion, six hundred ninety-one million, thirty-one thousand, nine hundred fifty-two".