406160239 has 2 divisors, whose sum is σ = 406160240. Its totient is φ = 406160238.

The previous prime is 406160213. The next prime is 406160281. The reversal of 406160239 is 932061604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 406160239 - 2¹⁵ = 406127471 is a prime.

It is a super-2 number, since 2×406160239² = 329932279489074242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 406160239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406160299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203080119 + 203080120.

It is an arithmetic number, because the mean of its divisors is an integer number (203080120).

Almost surely, 2^406160239 is an apocalyptic number.

406160239 is a deficient number, since it is larger than the sum of its proper divisors (1).

406160239 is an equidigital number, since it uses as much as digits as its factorization.

406160239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 406160239 is about 20153.4175513733. The cubic root of 406160239 is about 740.5694660871.

The spelling of 406160239 in words is "four hundred six million, one hundred sixty thousand, two hundred thirty-nine".