255525838 has 4 divisors (see below), whose sum is σ = 383288760. Its totient is φ = 127762918.

The previous prime is 255525833. The next prime is 255525847. The reversal of 255525838 is 838525552.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 255525794 and 255525803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255525833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63881458 + ... + 63881461.

It is an arithmetic number, because the mean of its divisors is an integer number (95822190).

Almost surely, 2^255525838 is an apocalyptic number.

255525838 is a deficient number, since it is larger than the sum of its proper divisors (127762922).

255525838 is a wasteful number, since it uses less digits than its factorization.

255525838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127762921.

The product of its digits is 480000, while the sum is 43.

The square root of 255525838 is about 15985.1755698835. The cubic root of 255525838 is about 634.5681549315.

The spelling of 255525838 in words is "two hundred fifty-five million, five hundred twenty-five thousand, eight hundred thirty-eight".