242651699 has 6 divisors (see below), whose sum is σ = 243550860. Its totient is φ = 241754480.

The previous prime is 242651683. The next prime is 242651701. The reversal of 242651699 is 996156242.

It is not a de Polignac number, because 242651699 - 2⁴ = 242651683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242651609) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 318479 + ... + 319239.

It is an arithmetic number, because the mean of its divisors is an integer number (40591810).

Almost surely, 2^242651699 is an apocalyptic number.

242651699 is a deficient number, since it is larger than the sum of its proper divisors (899161).

242651699 is an frugal number, since it uses more digits than its factorization.

242651699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941 (or 1180 counting only the distinct ones).

The product of its digits is 233280, while the sum is 44.

The square root of 242651699 is about 15577.2815022391. The cubic root of 242651699 is about 623.7268581500.

The spelling of 242651699 in words is "two hundred forty-two million, six hundred fifty-one thousand, six hundred ninety-nine".