1630347226 has 64 divisors (see below), whose sum is σ = 2819266560. Its totient is φ = 702535680.

The previous prime is 1630347217. The next prime is 1630347281. The reversal of 1630347226 is 6227430361.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 1630347191 and 1630347200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2642070 + ... + 2642686.

It is an arithmetic number, because the mean of its divisors is an integer number (44051040).

Almost surely, 2^1630347226 is an apocalyptic number.

1630347226 is a deficient number, since it is larger than the sum of its proper divisors (1188919334).

1630347226 is a wasteful number, since it uses less digits than its factorization.

1630347226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 1630347226 is about 40377.5584452552. The cubic root of 1630347226 is about 1176.9554825370.

Adding to 1630347226 its reverse (6227430361), we get a palindrome (7857777587).

The spelling of 1630347226 in words is "one billion, six hundred thirty million, three hundred forty-seven thousand, two hundred twenty-six".