401434219 has 4 divisors (see below), whose sum is σ = 401605200. Its totient is φ = 401263240.

The previous prime is 401434207. The next prime is 401434259. The reversal of 401434219 is 912434104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 401434219 - 2⁷ = 401434091 is a prime.

It is a super-2 number, since 2×401434219² = 322298864368279922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401434259) 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 3 ways as a sum of consecutive naturals, for example, 81919 + ... + 86680.

It is an arithmetic number, because the mean of its divisors is an integer number (100401300).

Almost surely, 2^401434219 is an apocalyptic number.

401434219 is a deficient number, since it is larger than the sum of its proper divisors (170981).

401434219 is a wasteful number, since it uses less digits than its factorization.

401434219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170980.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 401434219 is about 20035.8233921144. The cubic root of 401434219 is about 737.6858673157.

It can be divided in two parts, 4014342 and 19, that added together give a triangular number (4014361 = T₂₈₃₃).

The spelling of 401434219 in words is "four hundred one million, four hundred thirty-four thousand, two hundred nineteen".