401267255 has 8 divisors (see below), whose sum is σ = 497053824. Its totient is φ = 310658400.

The previous prime is 401267239. The next prime is 401267263. The reversal of 401267255 is 552762104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 401267255 - 2⁴ = 401267239 is a prime.

It is a super-2 number, since 2×401267255² = 322030819870470050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294256 + ... + 1294565.

It is an arithmetic number, because the mean of its divisors is an integer number (62131728).

Almost surely, 2^401267255 is an apocalyptic number.

401267255 is a deficient number, since it is larger than the sum of its proper divisors (95786569).

401267255 is a wasteful number, since it uses less digits than its factorization.

401267255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588857.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 401267255 is about 20031.6563219320. The cubic root of 401267255 is about 737.5835806836.

The spelling of 401267255 in words is "four hundred one million, two hundred sixty-seven thousand, two hundred fifty-five".