1650422404 has 24 divisors (see below), whose sum is σ = 2936844288. Its totient is φ = 811440000.

The previous prime is 1650422401. The next prime is 1650422429. The reversal of 1650422404 is 4042240561.

It is a super-2 number, since 2×1650422404² = 5447788223250278432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1650422401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43029 + ... + 71779.

It is an arithmetic number, because the mean of its divisors is an integer number (122368512).

Almost surely, 2^1650422404 is an apocalyptic number.

It is an amenable number.

1650422404 is a deficient number, since it is larger than the sum of its proper divisors (1286421884).

1650422404 is a wasteful number, since it uses less digits than its factorization.

1650422404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28995 (or 28993 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 1650422404 is about 40625.3911242710. The cubic root of 1650422404 is about 1181.7665782962.

Adding to 1650422404 its reverse (4042240561), we get a palindrome (5692662965).

The spelling of 1650422404 in words is "one billion, six hundred fifty million, four hundred twenty-two thousand, four hundred four".