231276000 has 96 divisors (see below), whose sum is σ = 757699488. Its totient is φ = 61670400.

The previous prime is 231275987. The next prime is 231276029. The reversal of 231276000 is 672132.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2364 + ... + 21636.

It is an arithmetic number, because the mean of its divisors is an integer number (7892703).

Almost surely, 2^231276000 is an apocalyptic number.

231276000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231276000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378849744).

231276000 is an abundant number, since it is smaller than the sum of its proper divisors (526423488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231276000 is a wasteful number, since it uses less digits than its factorization.

231276000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19301 (or 19283 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 231276000 is about 15207.7611764520. The cubic root of 231276000 is about 613.8235159289.

The spelling of 231276000 in words is "two hundred thirty-one million, two hundred seventy-six thousand".