340257460 has 12 divisors (see below), whose sum is σ = 714540708. Its totient is φ = 136102976.

The previous prime is 340257427. The next prime is 340257553. The reversal of 340257460 is 64752043.

It can be written as a sum of positive squares in 2 ways, for example, as 249703204 + 90554256 = 15802^2 + 9516^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8506417 + ... + 8506456.

It is an arithmetic number, because the mean of its divisors is an integer number (59545059).

Almost surely, 2^340257460 is an apocalyptic number.

It is an amenable number.

340257460 is an abundant number, since it is smaller than the sum of its proper divisors (374283248).

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

340257460 is a wasteful number, since it uses less digits than its factorization.

340257460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17012882 (or 17012880 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 340257460 is about 18446.0689579108. The cubic root of 340257460 is about 698.1293318419.

The spelling of 340257460 in words is "three hundred forty million, two hundred fifty-seven thousand, four hundred sixty".