239484155 has 16 divisors (see below), whose sum is σ = 291962880. Its totient is φ = 188549088.

The previous prime is 239484143. The next prime is 239484163. The reversal of 239484155 is 551484932.

It is a cyclic number.

It is not a de Polignac number, because 239484155 - 2⁴ = 239484139 is a prime.

It is an unprimeable number.

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, 150494 + ... + 152076.

It is an arithmetic number, because the mean of its divisors is an integer number (18247680).

Almost surely, 2^239484155 is an apocalyptic number.

239484155 is a deficient number, since it is larger than the sum of its proper divisors (52478725).

239484155 is a wasteful number, since it uses less digits than its factorization.

239484155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050.

The product of its digits is 172800, while the sum is 41.

The square root of 239484155 is about 15475.2756033616. The cubic root of 239484155 is about 621.0009456103. Note that the first 3 decimals are identical.

The spelling of 239484155 in words is "two hundred thirty-nine million, four hundred eighty-four thousand, one hundred fifty-five".