422050646 has 4 divisors (see below), whose sum is σ = 633075972. Its totient is φ = 211025322.

The previous prime is 422050639. The next prime is 422050661. The reversal of 422050646 is 646050224.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105512660 + ... + 105512663.

It is an arithmetic number, because the mean of its divisors is an integer number (158268993).

Almost surely, 2^422050646 is an apocalyptic number.

422050646 is a deficient number, since it is larger than the sum of its proper divisors (211025326).

422050646 is a wasteful number, since it uses less digits than its factorization.

422050646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211025325.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 422050646 is about 20543.8712515436. The cubic root of 422050646 is about 750.1040720765.

The spelling of 422050646 in words is "four hundred twenty-two million, fifty thousand, six hundred forty-six".