270840077 has 4 divisors (see below), whose sum is σ = 280179420. Its totient is φ = 261500736.

The previous prime is 270840071. The next prime is 270840091. The reversal of 270840077 is 770048072.

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 97101316 + 173738761 = 9854^2 + 13181^2 .

It is a cyclic number.

It is not a de Polignac number, because 270840077 - 2²² = 266645773 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 (270840071) 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, 4669628 + ... + 4669685.

It is an arithmetic number, because the mean of its divisors is an integer number (70044855).

Almost surely, 2^270840077 is an apocalyptic number.

It is an amenable number.

270840077 is a deficient number, since it is larger than the sum of its proper divisors (9339343).

270840077 is an equidigital number, since it uses as much as digits as its factorization.

270840077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9339342.

The product of its (nonzero) digits is 21952, while the sum is 35.

The square root of 270840077 is about 16457.2196011355. The cubic root of 270840077 is about 647.0000429996. Note that the first 4 decimals are identical.

The spelling of 270840077 in words is "two hundred seventy million, eight hundred forty thousand, seventy-seven".