242440677 has 24 divisors (see below), whose sum is σ = 377215488. Its totient is φ = 149608800.

The previous prime is 242440637. The next prime is 242440691. The reversal of 242440677 is 776044242.

It is a happy number.

242440677 is a `hidden beast` number, since 242 + 4 + 406 + 7 + 7 = 666.

It is not a de Polignac number, because 242440677 - 2¹⁶ = 242375141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242440607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12474 + ... + 25307.

It is an arithmetic number, because the mean of its divisors is an integer number (15717312).

Almost surely, 2^242440677 is an apocalyptic number.

It is an amenable number.

242440677 is a deficient number, since it is larger than the sum of its proper divisors (134774811).

242440677 is a wasteful number, since it uses less digits than its factorization.

242440677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37841 (or 37838 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The square root of 242440677 is about 15570.5066391560. The cubic root of 242440677 is about 623.5459977336.

The spelling of 242440677 in words is "two hundred forty-two million, four hundred forty thousand, six hundred seventy-seven".