340907274 has 12 divisors (see below), whose sum is σ = 738632466. Its totient is φ = 113635752.

The previous prime is 340907269. The next prime is 340907293. The reversal of 340907274 is 472709043.

It can be written as a sum of positive squares in only one way, i.e., 223293249 + 117614025 = 14943^2 + 10845^2 .

It is a super-2 number, since 2×340907274² = 232435538932222152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9469629 + ... + 9469664.

Almost surely, 2^340907274 is an apocalyptic number.

340907274 is an abundant number, since it is smaller than the sum of its proper divisors (397725192).

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

340907274 is a wasteful number, since it uses less digits than its factorization.

340907274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18939301 (or 18939298 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 340907274 is about 18463.6744447036. The cubic root of 340907274 is about 698.5734717271.

The spelling of 340907274 in words is "three hundred forty million, nine hundred seven thousand, two hundred seventy-four".