401282194 has 4 divisors (see below), whose sum is σ = 601923294. Its totient is φ = 200641096.

The previous prime is 401282177. The next prime is 401282209. The reversal of 401282194 is 491282104.

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

It can be written as a sum of positive squares in only one way, i.e., 204861969 + 196420225 = 14313^2 + 14015^2 .

It is a super-2 number, since 2×401282194² = 322054798442907272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100320547 + ... + 100320550.

Almost surely, 2^401282194 is an apocalyptic number.

401282194 is a deficient number, since it is larger than the sum of its proper divisors (200641100).

401282194 is a wasteful number, since it uses less digits than its factorization.

401282194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200641099.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 401282194 is about 20032.0292032535. The cubic root of 401282194 is about 737.5927338720.

The spelling of 401282194 in words is "four hundred one million, two hundred eighty-two thousand, one hundred ninety-four".