240680077 has 8 divisors (see below), whose sum is σ = 271614240. Its totient is φ = 211254960.

The previous prime is 240680053. The next prime is 240680081. The reversal of 240680077 is 770086042.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240680077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240680047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376923 + ... + 377560.

It is an arithmetic number, because the mean of its divisors is an integer number (33951780).

Almost surely, 2^240680077 is an apocalyptic number.

It is an amenable number.

240680077 is a deficient number, since it is larger than the sum of its proper divisors (30934163).

240680077 is a wasteful number, since it uses less digits than its factorization.

240680077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754523.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 240680077 is about 15513.8672483685. The cubic root of 240680077 is about 622.0329357773.

The spelling of 240680077 in words is "two hundred forty million, six hundred eighty thousand, seventy-seven".