401342 has 4 divisors (see below), whose sum is σ = 602016. Its totient is φ = 200670.

The previous prime is 401341. The next prime is 401347. The reversal of 401342 is 243104.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×401342² = 322150801928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100334 + ... + 100337.

It is an arithmetic number, because the mean of its divisors is an integer number (150504).

2⁴⁰¹³⁴² is an apocalyptic number.

401342 is a deficient number, since it is larger than the sum of its proper divisors (200674).

401342 is a wasteful number, since it uses less digits than its factorization.

401342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200673.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 401342 is about 633.5155878114. The cubic root of 401342 is about 73.7629374986.

Adding to 401342 its reverse (243104), we get a palindrome (644446).

The spelling of 401342 in words is "four hundred one thousand, three hundred forty-two", and thus it is an iban number.