401442162 has 16 divisors (see below), whose sum is σ = 875873952. Its totient is φ = 121649120.

The previous prime is 401442137. The next prime is 401442187. The reversal of 401442162 is 261244104.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (401442137) and next prime (401442187).

It is a super-2 number, since 2×401442162² = 322311618862468488, which contains 22 as substring.

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, 3041163 + ... + 3041294.

It is an arithmetic number, because the mean of its divisors is an integer number (54742122).

Almost surely, 2^401442162 is an apocalyptic number.

401442162 is an abundant number, since it is smaller than the sum of its proper divisors (474431790).

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

401442162 is a wasteful number, since it uses less digits than its factorization.

401442162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6082473.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 401442162 is about 20036.0216110884. The cubic root of 401442162 is about 737.6907327042.

Adding to 401442162 its reverse (261244104), we get a palindrome (662686266).

The spelling of 401442162 in words is "four hundred one million, four hundred forty-two thousand, one hundred sixty-two".