2692631872 has 56 divisors (see below), whose sum is σ = 6129991296. Its totient is φ = 1149547008.

The previous prime is 2692631861. The next prime is 2692631923. The reversal of 2692631872 is 2781362962.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×2692631872² = 14500532796220448768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 106398 + ... + 129250.

Almost surely, 2^2692631872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2692631872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3064995648).

2692631872 is an abundant number, since it is smaller than the sum of its proper divisors (3437359424).

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

2692631872 is a wasteful number, since it uses less digits than its factorization.

2692631872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23135 (or 23125 counting only the distinct ones).

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

The square root of 2692631872 is about 51890.5759459268. The cubic root of 2692631872 is about 1391.2088360983.

The spelling of 2692631872 in words is "two billion, six hundred ninety-two million, six hundred thirty-one thousand, eight hundred seventy-two".