231146006 has 16 divisors (see below), whose sum is σ = 426731424. Its totient is φ = 91442304.

The previous prime is 231145973. The next prime is 231146017. The reversal of 231146006 is 600641132.

It is a happy number.

It is a Curzon number.

It is a congruent number.

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, 634835 + ... + 635198.

It is an arithmetic number, because the mean of its divisors is an integer number (26670714).

Almost surely, 2^231146006 is an apocalyptic number.

231146006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

231146006 is a deficient number, since it is larger than the sum of its proper divisors (195585418).

231146006 is a wasteful number, since it uses less digits than its factorization.

231146006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270055.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 231146006 is about 15203.4866395837. The cubic root of 231146006 is about 613.7084898292.

Adding to 231146006 its reverse (600641132), we get a palindrome (831787138).

The spelling of 231146006 in words is "two hundred thirty-one million, one hundred forty-six thousand, six".