1422254650 has 48 divisors (see below), whose sum is σ = 2698418808. Its totient is φ = 557568000.

The previous prime is 1422254641. The next prime is 1422254681. The reversal of 1422254650 is 564522241.

It can be written as a sum of positive squares in 12 ways, for example, as 34468641 + 1387786009 = 5871^2 + 37253^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1075990 + ... + 1077310.

Almost surely, 2^1422254650 is an apocalyptic number.

1422254650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1422254650 is a deficient number, since it is larger than the sum of its proper divisors (1276164158).

1422254650 is a wasteful number, since it uses less digits than its factorization.

1422254650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747 (or 1742 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 1422254650 is about 37712.7915964862. The cubic root of 1422254650 is about 1124.5854340812.

Adding to 1422254650 its reverse (564522241), we get a palindrome (1986776891).

The spelling of 1422254650 in words is "one billion, four hundred twenty-two million, two hundred fifty-four thousand, six hundred fifty".