240681226 has 8 divisors (see below), whose sum is σ = 370779300. Its totient is φ = 117088128.

The previous prime is 240681209. The next prime is 240681239. The reversal of 240681226 is 622186042.

It can be written as a sum of positive squares in 2 ways, for example, as 237622225 + 3059001 = 15415^2 + 1749^2 .

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

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, 1626151 + ... + 1626298.

Almost surely, 2^240681226 is an apocalyptic number.

240681226 is a deficient number, since it is larger than the sum of its proper divisors (130098074).

240681226 is a wasteful number, since it uses less digits than its factorization.

240681226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3252488.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 240681226 is about 15513.9042797099. The cubic root of 240681226 is about 622.0339256317.

The spelling of 240681226 in words is "two hundred forty million, six hundred eighty-one thousand, two hundred twenty-six".