1234646434 has 24 divisors (see below), whose sum is σ = 2167576848. Its totient is φ = 525881160.

The previous prime is 1234646419. The next prime is 1234646447. The reversal of 1234646434 is 4346464321.

It is a junction number, because it is equal to n+sod(n) for n = 1234646393 and 1234646402.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22672 + ... + 54619.

It is an arithmetic number, because the mean of its divisors is an integer number (90315702).

Almost surely, 2^1234646434 is an apocalyptic number.

1234646434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1234646434 is a deficient number, since it is larger than the sum of its proper divisors (932930414).

1234646434 is a wasteful number, since it uses less digits than its factorization.

1234646434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77470 (or 77463 counting only the distinct ones).

The product of its digits is 165888, while the sum is 37.

The square root of 1234646434 is about 35137.5359693875. The cubic root of 1234646434 is about 1072.7887291783.

The spelling of 1234646434 in words is "one billion, two hundred thirty-four million, six hundred forty-six thousand, four hundred thirty-four".