740340340 has 24 divisors (see below), whose sum is σ = 1555237152. Its totient is φ = 296036640.

The previous prime is 740340299. The next prime is 740340379. The reversal of 740340340 is 43043047.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94867 + ... + 102373.

It is an arithmetic number, because the mean of its divisors is an integer number (64801548).

Almost surely, 2^740340340 is an apocalyptic number.

It is an amenable number.

740340340 is an abundant number, since it is smaller than the sum of its proper divisors (814896812).

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

740340340 is a wasteful number, since it uses less digits than its factorization.

740340340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12447 (or 12445 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 740340340 is about 27209.1958719842. The cubic root of 740340340 is about 904.6428145913.

Adding to 740340340 its reverse (43043047), we get a palindrome (783383387).

The spelling of 740340340 in words is "seven hundred forty million, three hundred forty thousand, three hundred forty".