340278260 has 48 divisors (see below), whose sum is σ = 828879744. Its totient is φ = 114922368.

The previous prime is 340278251. The next prime is 340278269. The reversal of 340278260 is 62872043.

It is an interprime number because it is at equal distance from previous prime (340278251) and next prime (340278269).

It is a zygodrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340278269) 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, 8759 + ... + 27518.

It is an arithmetic number, because the mean of its divisors is an integer number (17268328).

Almost surely, 2^340278260 is an apocalyptic number.

It is an amenable number.

340278260 is an abundant number, since it is smaller than the sum of its proper divisors (488601484).

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

340278260 is a wasteful number, since it uses less digits than its factorization.

340278260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36360 (or 36358 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 340278260 is about 18446.6327550586. The cubic root of 340278260 is about 698.1435571427.

The spelling of 340278260 in words is "three hundred forty million, two hundred seventy-eight thousand, two hundred sixty".