19414568 has 8 divisors (see below), whose sum is σ = 36402330. Its totient is φ = 9707280.

The previous prime is 19414567. The next prime is 19414583. The reversal of 19414568 is 86541491.

It can be written as a sum of positive squares in only one way, i.e., 18164644 + 1249924 = 4262^2 + 1118^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (19414567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1213403 + ... + 1213418.

Almost surely, 2^19414568 is an apocalyptic number.

It is an amenable number.

19414568 is a deficient number, since it is larger than the sum of its proper divisors (16987762).

19414568 is a wasteful number, since it uses less digits than its factorization.

19414568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426827 (or 2426823 counting only the distinct ones).

The product of its digits is 34560, while the sum is 38.

The square root of 19414568 is about 4406.1965457751. The cubic root of 19414568 is about 268.7669794212.

The spelling of 19414568 in words is "nineteen million, four hundred fourteen thousand, five hundred sixty-eight".