1630610426 has 16 divisors (see below), whose sum is σ = 2506714560. Its totient is φ = 795057120.

The previous prime is 1630610411. The next prime is 1630610473. The reversal of 1630610426 is 6240160361.

It is a happy number.

It is a super-2 number, since 2×1630610426² = 5317780722759802952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302285 + ... + 307631.

It is an arithmetic number, because the mean of its divisors is an integer number (156669660).

Almost surely, 2^1630610426 is an apocalyptic number.

1630610426 is a deficient number, since it is larger than the sum of its proper divisors (876104134).

1630610426 is a wasteful number, since it uses less digits than its factorization.

1630610426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1630610426 is about 40380.8175499209. The cubic root of 1630610426 is about 1177.0188142432.

Adding to 1630610426 its reverse (6240160361), we get a palindrome (7870770787).

The spelling of 1630610426 in words is "one billion, six hundred thirty million, six hundred ten thousand, four hundred twenty-six".