401400200 has 24 divisors (see below), whose sum is σ = 933255930. Its totient is φ = 160560000.

The previous prime is 401400199. The next prime is 401400203. The reversal of 401400200 is 2004104.

It can be written as a sum of positive squares in 3 ways, for example, as 258502084 + 142898116 = 16078^2 + 11954^2 .

It is a super-2 number, since 2×401400200² = 322244241120080000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401400203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1003301 + ... + 1003700.

Almost surely, 2^401400200 is an apocalyptic number.

401400200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401400200 is an abundant number, since it is smaller than the sum of its proper divisors (531855730).

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

401400200 is a wasteful number, since it uses less digits than its factorization.

401400200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007017 (or 2007008 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 401400200 is about 20034.9744197491. The cubic root of 401400200 is about 737.6650286633.

Adding to 401400200 its reverse (2004104), we get a palindrome (403404304).

The spelling of 401400200 in words is "four hundred one million, four hundred thousand, two hundred".