242152066 has 16 divisors (see below), whose sum is σ = 397583928. Its totient is φ = 109929600.

The previous prime is 242152051. The next prime is 242152081. The reversal of 242152066 is 660251242.

It is an interprime number because it is at equal distance from previous prime (242152051) and next prime (242152081).

It can be written as a sum of positive squares in 4 ways, for example, as 133888041 + 108264025 = 11571^2 + 10405^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74755 + ... + 77926.

Almost surely, 2^242152066 is an apocalyptic number.

242152066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

242152066 is a deficient number, since it is larger than the sum of its proper divisors (155431862).

242152066 is a wasteful number, since it uses less digits than its factorization.

242152066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152757.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 242152066 is about 15561.2360048937. The cubic root of 242152066 is about 623.2984681870.

The spelling of 242152066 in words is "two hundred forty-two million, one hundred fifty-two thousand, sixty-six".