401432205 has 16 divisors (see below), whose sum is σ = 645053760. Its totient is φ = 213176448.

The previous prime is 401432167. The next prime is 401432231. The reversal of 401432205 is 502234104.

It is not a de Polignac number, because 401432205 - 2¹² = 401428109 is a prime.

It is a super-2 number, since 2×401432205² = 322295630422324050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 53935 + ... + 60924.

It is an arithmetic number, because the mean of its divisors is an integer number (40315860).

Almost surely, 2^401432205 is an apocalyptic number.

It is an amenable number.

401432205 is a deficient number, since it is larger than the sum of its proper divisors (243621555).

401432205 is a wasteful number, since it uses less digits than its factorization.

401432205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115100.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 401432205 is about 20035.7731320755. The cubic root of 401432205 is about 737.6846336542.

Adding to 401432205 its reverse (502234104), we get a palindrome (903666309).

The spelling of 401432205 in words is "four hundred one million, four hundred thirty-two thousand, two hundred five".