401142302 has 32 divisors (see below), whose sum is σ = 700189920. Its totient is φ = 170337280.

The previous prime is 401142293. The next prime is 401142311. The reversal of 401142302 is 203241104.

It is an interprime number because it is at equal distance from previous prime (401142293) and next prime (401142311).

It is a Harshad number since it is a multiple of its sum of digits (17).

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 15 ways as a sum of consecutive naturals, for example, 47324 + ... + 55152.

It is an arithmetic number, because the mean of its divisors is an integer number (21880935).

Almost surely, 2^401142302 is an apocalyptic number.

401142302 is a deficient number, since it is larger than the sum of its proper divisors (299047618).

401142302 is a wasteful number, since it uses less digits than its factorization.

401142302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7996.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 401142302 is about 20028.5371907186. The cubic root of 401142302 is about 737.5070125542.

Adding to 401142302 its reverse (203241104), we get a palindrome (604383406).

The spelling of 401142302 in words is "four hundred one million, one hundred forty-two thousand, three hundred two".