254531332 has 24 divisors (see below), whose sum is σ = 487664352. Its totient is φ = 115281600.

The previous prime is 254531323. The next prime is 254531357. The reversal of 254531332 is 233135452.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 254531332.

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, 2232 + ... + 22672.

It is an arithmetic number, because the mean of its divisors is an integer number (20319348).

Almost surely, 2^254531332 is an apocalyptic number.

254531332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

254531332 is a deficient number, since it is larger than the sum of its proper divisors (233133020).

254531332 is a wasteful number, since it uses less digits than its factorization.

254531332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20739 (or 20737 counting only the distinct ones).

The product of its digits is 10800, while the sum is 28.

The square root of 254531332 is about 15954.0381095195. The cubic root of 254531332 is about 633.7438386375.

Adding to 254531332 its reverse (233135452), we get a palindrome (487666784).

The spelling of 254531332 in words is "two hundred fifty-four million, five hundred thirty-one thousand, three hundred thirty-two".