340487274 has 16 divisors (see below), whose sum is σ = 681233760. Its totient is φ = 113452560.

The previous prime is 340487269. The next prime is 340487281. The reversal of 340487274 is 472784043.

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, 9097 + ... + 27635.

It is an arithmetic number, because the mean of its divisors is an integer number (42577110).

Almost surely, 2^340487274 is an apocalyptic number.

340487274 is an abundant number, since it is smaller than the sum of its proper divisors (340746486).

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

340487274 is a wasteful number, since it uses less digits than its factorization.

340487274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21605.

The product of its (nonzero) digits is 150528, while the sum is 39.

The square root of 340487274 is about 18452.2972553555. The cubic root of 340487274 is about 698.2864714647.

The spelling of 340487274 in words is "three hundred forty million, four hundred eighty-seven thousand, two hundred seventy-four".