401672466 has 32 divisors (see below), whose sum is σ = 961269120. Its totient is φ = 123591312.

The previous prime is 401672461. The next prime is 401672473. The reversal of 401672466 is 664276104.

401672466 is a `hidden beast` number, since 401 + 6 + 7 + 246 + 6 = 666.

It is a super-2 number, since 2×401672466² = 322681539885042312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401672466.

It is not an unprimeable number, because it can be changed into a prime (401672461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285390 + ... + 286793.

It is an arithmetic number, because the mean of its divisors is an integer number (30039660).

Almost surely, 2^401672466 is an apocalyptic number.

401672466 is an abundant number, since it is smaller than the sum of its proper divisors (559596654).

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

401672466 is a wasteful number, since it uses less digits than its factorization.

401672466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572207 (or 572201 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 401672466 is about 20041.7680357797. The cubic root of 401672466 is about 737.8317747306.

The spelling of 401672466 in words is "four hundred one million, six hundred seventy-two thousand, four hundred sixty-six".