274191340 has 48 divisors (see below), whose sum is σ = 587774880. Its totient is φ = 107412480.

The previous prime is 274191319. The next prime is 274191341. The reversal of 274191340 is 43191472.

274191340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (274191341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462084 + ... + 462676.

It is an arithmetic number, because the mean of its divisors is an integer number (12245310).

Almost surely, 2^274191340 is an apocalyptic number.

274191340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

274191340 is an abundant number, since it is smaller than the sum of its proper divisors (313583540).

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

274191340 is a wasteful number, since it uses less digits than its factorization.

274191340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 274191340 is about 16558.7239846553. The cubic root of 274191340 is about 649.6576816848.

The spelling of 274191340 in words is "two hundred seventy-four million, one hundred ninety-one thousand, three hundred forty".