19956034 has 24 divisors (see below), whose sum is σ = 34996860. Its totient is φ = 8509536.

The previous prime is 19955989. The next prime is 19956043. The reversal of 19956034 is 43065991.

It can be written as a sum of positive squares in 2 ways, for example, as 19140625 + 815409 = 4375^2 + 903^2 .

It is a junction number, because it is equal to n+sod(n) for n = 19955984 and 19956002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25984 + ... + 26740.

Almost surely, 2^19956034 is an apocalyptic number.

19956034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19956034 is a deficient number, since it is larger than the sum of its proper divisors (15040826).

19956034 is a wasteful number, since it uses less digits than its factorization.

19956034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042 (or 1035 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 19956034 is about 4467.2177023288. The cubic root of 19956034 is about 271.2427122565.

The spelling of 19956034 in words is "nineteen million, nine hundred fifty-six thousand, thirty-four".