401310142 has 8 divisors (see below), whose sum is σ = 615964536. Its totient is φ = 195988632.

The previous prime is 401310139. The next prime is 401310157. The reversal of 401310142 is 241013104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×401310142² = 322099660144120328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2333113 + ... + 2333284.

It is an arithmetic number, because the mean of its divisors is an integer number (76995567).

Almost surely, 2^401310142 is an apocalyptic number.

401310142 is a deficient number, since it is larger than the sum of its proper divisors (214654394).

401310142 is a wasteful number, since it uses less digits than its factorization.

401310142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4666442.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 401310142 is about 20032.7267739567. The cubic root of 401310142 is about 737.6098571196.

Adding to 401310142 its reverse (241013104), we get a palindrome (642323246).

The spelling of 401310142 in words is "four hundred one million, three hundred ten thousand, one hundred forty-two".