401650222 has 8 divisors (see below), whose sum is σ = 605804472. Its totient is φ = 199715400.

The previous prime is 401650213. The next prime is 401650237. The reversal of 401650222 is 222056104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×401650222² = 322645801665298568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401650193 and 401650202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554404 + ... + 555127.

It is an arithmetic number, because the mean of its divisors is an integer number (75725559).

Almost surely, 2^401650222 is an apocalyptic number.

401650222 is a deficient number, since it is larger than the sum of its proper divisors (204154250).

401650222 is a wasteful number, since it uses less digits than its factorization.

401650222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109714.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 401650222 is about 20041.2130870364. The cubic root of 401650222 is about 737.8181544850.

The spelling of 401650222 in words is "four hundred one million, six hundred fifty thousand, two hundred twenty-two".