400141002 has 32 divisors (see below), whose sum is σ = 848999232. Its totient is φ = 125291264.

The previous prime is 400140991. The next prime is 400141031. The reversal of 400141002 is 200141004.

It is a super-2 number, since 2×400141002² = 320225642963128008, 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 15 ways as a sum of consecutive naturals, for example, 53293 + ... + 60335.

It is an arithmetic number, because the mean of its divisors is an integer number (26531226).

Almost surely, 2^400141002 is an apocalyptic number.

400141002 is an abundant number, since it is smaller than the sum of its proper divisors (448858230).

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

400141002 is a wasteful number, since it uses less digits than its factorization.

400141002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7622.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 400141002 is about 20003.5247394053. The cubic root of 400141002 is about 736.8928655255.

Adding to 400141002 its reverse (200141004), we get a palindrome (600282006).

The spelling of 400141002 in words is "four hundred million, one hundred forty-one thousand, two".