2731140858 has 48 divisors (see below), whose sum is σ = 5668774848. Its totient is φ = 877176000.

The previous prime is 2731140847. The next prime is 2731140869. The reversal of 2731140858 is 8580411372.

It is an interprime number because it is at equal distance from previous prime (2731140847) and next prime (2731140869).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1515558 + ... + 1517358.

It is an arithmetic number, because the mean of its divisors is an integer number (118099476).

Almost surely, 2^2731140858 is an apocalyptic number.

2731140858 is an abundant number, since it is smaller than the sum of its proper divisors (2937633990).

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

2731140858 is a wasteful number, since it uses less digits than its factorization.

2731140858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131 (or 2100 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 2731140858 is about 52260.3181965055. The cubic root of 2731140858 is about 1397.8096459822.

The spelling of 2731140858 in words is "two billion, seven hundred thirty-one million, one hundred forty thousand, eight hundred fifty-eight".