242359487 has 16 divisors (see below), whose sum is σ = 260874432. Its totient is φ = 224590080.

The previous prime is 242359417. The next prime is 242359511. The reversal of 242359487 is 784953242.

It is a cyclic number.

It is not a de Polignac number, because 242359487 - 2¹² = 242355391 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 (242359417) 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 15 ways as a sum of consecutive naturals, for example, 147233 + ... + 148869.

It is an arithmetic number, because the mean of its divisors is an integer number (16304652).

Almost surely, 2^242359487 is an apocalyptic number.

242359487 is a deficient number, since it is larger than the sum of its proper divisors (18514945).

242359487 is a wasteful number, since it uses less digits than its factorization.

242359487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858.

The product of its digits is 483840, while the sum is 44.

The square root of 242359487 is about 15567.8992481324. The cubic root of 242359487 is about 623.4763843440.

The spelling of 242359487 in words is "two hundred forty-two million, three hundred fifty-nine thousand, four hundred eighty-seven".