255746542 has 16 divisors (see below), whose sum is σ = 397520640. Its totient is φ = 123315192.

The previous prime is 255746539. The next prime is 255746551. The reversal of 255746542 is 245647552.

It is a junction number, because it is equal to n+sod(n) for n = 255746495 and 255746504.

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, 12028 + ... + 25615.

It is an arithmetic number, because the mean of its divisors is an integer number (24845040).

Almost surely, 2^255746542 is an apocalyptic number.

255746542 is a deficient number, since it is larger than the sum of its proper divisors (141774098).

255746542 is a wasteful number, since it uses less digits than its factorization.

255746542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37767.

The product of its digits is 336000, while the sum is 40.

The square root of 255746542 is about 15992.0774760504. The cubic root of 255746542 is about 634.7507997715.

The spelling of 255746542 in words is "two hundred fifty-five million, seven hundred forty-six thousand, five hundred forty-two".