242277677 has 4 divisors (see below), whose sum is σ = 243678300. Its totient is φ = 240877056.

The previous prime is 242277671. The next prime is 242277691. The reversal of 242277677 is 776772242.

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 196728676 + 45549001 = 14026^2 + 6749^2 .

It is a cyclic number.

It is not a de Polignac number, because 242277677 - 2⁶ = 242277613 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 (242277671) 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, 700052 + ... + 700397.

It is an arithmetic number, because the mean of its divisors is an integer number (60919575).

Almost surely, 2^242277677 is an apocalyptic number.

It is an amenable number.

242277677 is a deficient number, since it is larger than the sum of its proper divisors (1400623).

242277677 is a wasteful number, since it uses less digits than its factorization.

242277677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400622.

The product of its digits is 460992, while the sum is 44.

The square root of 242277677 is about 15565.2715042173. The cubic root of 242277677 is about 623.4062236310.

The spelling of 242277677 in words is "two hundred forty-two million, two hundred seventy-seven thousand, six hundred seventy-seven".