401700206 has 32 divisors (see below), whose sum is σ = 628992000. Its totient is φ = 192265920.

The previous prime is 401700193. The next prime is 401700209. The reversal of 401700206 is 602007104.

It is a super-2 number, since 2×401700206² = 322726111000884872, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401700209) 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 15 ways as a sum of consecutive naturals, for example, 1680635 + ... + 1680873.

It is an arithmetic number, because the mean of its divisors is an integer number (19656000).

Almost surely, 2^401700206 is an apocalyptic number.

401700206 is a deficient number, since it is larger than the sum of its proper divisors (227291794).

401700206 is a wasteful number, since it uses less digits than its factorization.

401700206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 401700206 is about 20042.4600785433. The cubic root of 401700206 is about 737.8487595329.

The spelling of 401700206 in words is "four hundred one million, seven hundred thousand, two hundred six".