240800669 has 4 divisors (see below), whose sum is σ = 241585344. Its totient is φ = 240015996.

The previous prime is 240800629. The next prime is 240800711. The reversal of 240800669 is 966008042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240800669 is a prime.

It is a super-2 number, since 2×240800669² = 115969924381695122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240800629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391877 + ... + 392490.

It is an arithmetic number, because the mean of its divisors is an integer number (60396336).

Almost surely, 2^240800669 is an apocalyptic number.

It is an amenable number.

240800669 is a deficient number, since it is larger than the sum of its proper divisors (784675).

240800669 is an equidigital number, since it uses as much as digits as its factorization.

240800669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784674.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 240800669 is about 15517.7533489871. The cubic root of 240800669 is about 622.1368076501.

The spelling of 240800669 in words is "two hundred forty million, eight hundred thousand, six hundred sixty-nine".