1630773222 has 32 divisors (see below), whose sum is σ = 3515674848. Its totient is φ = 501313536.

The previous prime is 1630773217. The next prime is 1630773239. The reversal of 1630773222 is 2223770361.

It is a super-2 number, since 2×1630773222² = 5318842603184522568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80868 + ... + 99000.

It is an arithmetic number, because the mean of its divisors is an integer number (109864839).

Almost surely, 2^1630773222 is an apocalyptic number.

1630773222 is an abundant number, since it is smaller than the sum of its proper divisors (1884901626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1630773222 is a wasteful number, since it uses less digits than its factorization.

1630773222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19304.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 1630773222 is about 40382.8332587004. The cubic root of 1630773222 is about 1177.0579831285.

The spelling of 1630773222 in words is "one billion, six hundred thirty million, seven hundred seventy-three thousand, two hundred twenty-two".