401466330 has 48 divisors (see below), whose sum is σ = 1050102144. Its totient is φ = 106412640.

The previous prime is 401466319. The next prime is 401466397. The reversal of 401466330 is 33664104.

It is a super-2 number, since 2×401466330² = 322350428247337800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401466294 and 401466303.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1675 + ... + 28385.

It is an arithmetic number, because the mean of its divisors is an integer number (21877128).

Almost surely, 2^401466330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401466330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (525051072).

401466330 is an abundant number, since it is smaller than the sum of its proper divisors (648635814).

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

401466330 is a wasteful number, since it uses less digits than its factorization.

401466330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26891 (or 26888 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 401466330 is about 20036.6247157549. The cubic root of 401466330 is about 737.7055361250.

The spelling of 401466330 in words is "four hundred one million, four hundred sixty-six thousand, three hundred thirty".