401322275 has 24 divisors (see below), whose sum is σ = 524988720. Its totient is φ = 303488640.

The previous prime is 401322269. The next prime is 401322277. The reversal of 401322275 is 572223104.

It is a de Polignac number, because none of the positive numbers 2^k-401322275 is a prime.

It is a super-2 number, since 2×401322275² = 322119136822351250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401322277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 366629 + ... + 367721.

It is an arithmetic number, because the mean of its divisors is an integer number (21874530).

Almost surely, 2^401322275 is an apocalyptic number.

401322275 is a deficient number, since it is larger than the sum of its proper divisors (123666445).

401322275 is a wasteful number, since it uses less digits than its factorization.

401322275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895 (or 1890 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 401322275 is about 20033.0296011362. The cubic root of 401322275 is about 737.6172905477.

Adding to 401322275 its reverse (572223104), we get a palindrome (973545379).

The spelling of 401322275 in words is "four hundred one million, three hundred twenty-two thousand, two hundred seventy-five".