240330077 has 4 divisors (see below), whose sum is σ = 258817020. Its totient is φ = 221843136.

The previous prime is 240330061. The next prime is 240330113. The reversal of 240330077 is 770033042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78251716 + 162078361 = 8846^2 + 12731^2 .

It is a cyclic number.

It is not a de Polignac number, because 240330077 - 2⁴ = 240330061 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 (240330007) 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, 9243452 + ... + 9243477.

It is an arithmetic number, because the mean of its divisors is an integer number (64704255).

Almost surely, 2^240330077 is an apocalyptic number.

It is an amenable number.

240330077 is a deficient number, since it is larger than the sum of its proper divisors (18486943).

240330077 is a wasteful number, since it uses less digits than its factorization.

240330077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18486942.

The product of its (nonzero) digits is 3528, while the sum is 26.

The square root of 240330077 is about 15502.5829138244. The cubic root of 240330077 is about 621.7312667893.

The spelling of 240330077 in words is "two hundred forty million, three hundred thirty thousand, seventy-seven".