401995322 has 4 divisors (see below), whose sum is σ = 602992986. Its totient is φ = 200997660.

The previous prime is 401995309. The next prime is 401995351. The reversal of 401995322 is 223599104.

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., 386083201 + 15912121 = 19649^2 + 3989^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100498829 + ... + 100498832.

Almost surely, 2^401995322 is an apocalyptic number.

401995322 is a deficient number, since it is larger than the sum of its proper divisors (200997664).

401995322 is a wasteful number, since it uses less digits than its factorization.

401995322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200997663.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 401995322 is about 20049.8209967072. The cubic root of 401995322 is about 738.0294064168.

The spelling of 401995322 in words is "four hundred one million, nine hundred ninety-five thousand, three hundred twenty-two".