401255466 has 8 divisors (see below), whose sum is σ = 802510944. Its totient is φ = 133751820.

The previous prime is 401255431. The next prime is 401255467. The reversal of 401255466 is 664552104.

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

401255466 is an admirable number.

It is a super-2 number, since 2×401255466² = 322011897989754312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401255467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33437950 + ... + 33437961.

It is an arithmetic number, because the mean of its divisors is an integer number (100313868).

Almost surely, 2^401255466 is an apocalyptic number.

401255466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

401255466 is a wasteful number, since it uses less digits than its factorization.

401255466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66875916.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 401255466 is about 20031.3620605290. The cubic root of 401255466 is about 737.5763573531.

The spelling of 401255466 in words is "four hundred one million, two hundred fifty-five thousand, four hundred sixty-six".