401403002 has 48 divisors (see below), whose sum is σ = 822884832. Its totient is φ = 144355680.

The previous prime is 401403001. The next prime is 401403011. The reversal of 401403002 is 200304104.

It is a super-2 number, since 2×401403002² = 322248740029224008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (401403001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 308 + ... + 28335.

It is an arithmetic number, because the mean of its divisors is an integer number (17143434).

Almost surely, 2^401403002 is an apocalyptic number.

401403002 is an abundant number, since it is smaller than the sum of its proper divisors (421481830).

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

401403002 is a wasteful number, since it uses less digits than its factorization.

401403002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28683 (or 28676 counting only the distinct ones).

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

The square root of 401403002 is about 20035.0443473430. The cubic root of 401403002 is about 737.6667450988. Note that the first 3 decimals are identical.

Adding to 401403002 its reverse (200304104), we get a palindrome (601707106).

The spelling of 401403002 in words is "four hundred one million, four hundred three thousand, two".