2734334640 has 60 divisors (see below), whose sum is σ = 9182809584. Its totient is φ = 729155712.

The previous prime is 2734334627. The next prime is 2734334657. The reversal of 2734334640 is 464334372.

2734334640 is a `hidden beast` number, since 2 + 7 + 3 + 4 + 3 + 3 + 4 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2734334595 and 2734334604.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1898124 + ... + 1899563.

Almost surely, 2^2734334640 is an apocalyptic number.

2734334640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2734334640 is an abundant number, since it is smaller than the sum of its proper divisors (6448474944).

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

2734334640 is a wasteful number, since it uses less digits than its factorization.

2734334640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3797706 (or 3797697 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 36.

The square root of 2734334640 is about 52290.8657415423. The cubic root of 2734334640 is about 1398.3542975244.

The spelling of 2734334640 in words is "two billion, seven hundred thirty-four million, three hundred thirty-four thousand, six hundred forty".