401201422 has 16 divisors (see below), whose sum is σ = 608335920. Its totient is φ = 198428608.

The previous prime is 401201417. The next prime is 401201431. The reversal of 401201422 is 224102104.

It is a junction number, because it is equal to n+sod(n) for n = 401201396 and 401201405.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 233904 + ... + 235612.

It is an arithmetic number, because the mean of its divisors is an integer number (38020995).

Almost surely, 2^401201422 is an apocalyptic number.

401201422 is a deficient number, since it is larger than the sum of its proper divisors (207134498).

401201422 is a wasteful number, since it uses less digits than its factorization.

401201422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 401201422 is about 20030.0130304501. The cubic root of 401201422 is about 737.5432418196.

Adding to 401201422 its reverse (224102104), we get a palindrome (625303526).

The spelling of 401201422 in words is "four hundred one million, two hundred one thousand, four hundred twenty-two".