401466329 has 4 divisors (see below), whose sum is σ = 437963280. Its totient is φ = 364969380.

The previous prime is 401466319. The next prime is 401466397. The reversal of 401466329 is 923664104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 401466329 - 2⁸ = 401466073 is a prime.

It is a super-2 number, since 2×401466329² = 322350426641472482, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (401466319) 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, 18248459 + ... + 18248480.

It is an arithmetic number, because the mean of its divisors is an integer number (109490820).

Almost surely, 2^401466329 is an apocalyptic number.

It is an amenable number.

401466329 is a deficient number, since it is larger than the sum of its proper divisors (36496951).

401466329 is a wasteful number, since it uses less digits than its factorization.

401466329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36496950.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 401466329 is about 20036.6246908006. The cubic root of 401466329 is about 737.7055355125.

The spelling of 401466329 in words is "four hundred one million, four hundred sixty-six thousand, three hundred twenty-nine".