255100406 has 16 divisors (see below), whose sum is σ = 435587328. Its totient is φ = 110913000.

The previous prime is 255100393. The next prime is 255100427. The reversal of 255100406 is 604001552.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 251570 + ... + 252581.

It is an arithmetic number, because the mean of its divisors is an integer number (27224208).

Almost surely, 2^255100406 is an apocalyptic number.

255100406 is a deficient number, since it is larger than the sum of its proper divisors (180486922).

255100406 is a wasteful number, since it uses less digits than its factorization.

255100406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504187.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 255100406 is about 15971.8629470704. The cubic root of 255100406 is about 634.2157893097.

Adding to 255100406 its reverse (604001552), we get a palindrome (859101958).

The spelling of 255100406 in words is "two hundred fifty-five million, one hundred thousand, four hundred six".