340427722 has 8 divisors (see below), whose sum is σ = 510862500. Its totient is φ = 170140224.

The previous prime is 340427707. The next prime is 340427743. The reversal of 340427722 is 227724043.

It can be written as a sum of positive squares in 2 ways, for example, as 334853401 + 5574321 = 18299^2 + 2361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×340427722² = 231782067812218568, which contains 22 as substring.

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, 30847 + ... + 40402.

Almost surely, 2^340427722 is an apocalyptic number.

340427722 is a deficient number, since it is larger than the sum of its proper divisors (170434778).

340427722 is a wasteful number, since it uses less digits than its factorization.

340427722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73640.

The product of its (nonzero) digits is 18816, while the sum is 31.

The square root of 340427722 is about 18450.6835103744. The cubic root of 340427722 is about 698.2457584594.

The spelling of 340427722 in words is "three hundred forty million, four hundred twenty-seven thousand, seven hundred twenty-two".