255555342 has 24 divisors (see below), whose sum is σ = 632804016. Its totient is φ = 73015776.

The previous prime is 255555281. The next prime is 255555361. The reversal of 255555342 is 243555552.

It is a super-3 number, since 3×255555342³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 255555297 and 255555306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1013983 + ... + 1014234.

It is an arithmetic number, because the mean of its divisors is an integer number (26366834).

Almost surely, 2^255555342 is an apocalyptic number.

255555342 is an abundant number, since it is smaller than the sum of its proper divisors (377248674).

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

255555342 is a wasteful number, since it uses less digits than its factorization.

255555342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028232 (or 2028229 counting only the distinct ones).

The product of its digits is 150000, while the sum is 36.

The square root of 255555342 is about 15986.0983982959. The cubic root of 255555342 is about 634.5925772214.

It can be divided in two parts, 2555553 and 42, that multiplied together give a triangular number (107333226 = T₁₄₆₅₁).

The spelling of 255555342 in words is "two hundred fifty-five million, five hundred fifty-five thousand, three hundred forty-two".