19630070 has 16 divisors (see below), whose sum is σ = 37412928. Its totient is φ = 7390080.

The previous prime is 19630069. The next prime is 19630123. The reversal of 19630070 is 7003691.

It is a happy number.

It is a Curzon number.

It is a congruent number.

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, 57566 + ... + 57905.

It is an arithmetic number, because the mean of its divisors is an integer number (2338308).

Almost surely, 2^19630070 is an apocalyptic number.

19630070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19630070 is a deficient number, since it is larger than the sum of its proper divisors (17782858).

19630070 is a wasteful number, since it uses less digits than its factorization.

19630070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115495.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 19630070 is about 4430.5834830189. The cubic root of 19630070 is about 269.7577617005.

The spelling of 19630070 in words is "nineteen million, six hundred thirty thousand, seventy".