2861431374 has 8 divisors (see below), whose sum is σ = 5722862760. Its totient is φ = 953810456.

The previous prime is 2861431367. The next prime is 2861431459. The reversal of 2861431374 is 4731341682.

It is a sphenic number, since it is the product of 3 distinct primes.

2861431374 is an admirable number.

It is a super-2 number, since 2×2861431374² = 16375579016223055752, which contains 22 as substring.

It is a Curzon number.

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, 238452609 + ... + 238452620.

It is an arithmetic number, because the mean of its divisors is an integer number (715357845).

Almost surely, 2^2861431374 is an apocalyptic number.

2861431374 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2861431374 is a wasteful number, since it uses less digits than its factorization.

2861431374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476905234.

The product of its digits is 96768, while the sum is 39.

The square root of 2861431374 is about 53492.3487426006. The cubic root of 2861431374 is about 1419.6930127226.

The spelling of 2861431374 in words is "two billion, eight hundred sixty-one million, four hundred thirty-one thousand, three hundred seventy-four".