19740104 has 16 divisors (see below), whose sum is σ = 37078620. Its totient is φ = 9852480.

The previous prime is 19740067. The next prime is 19740121. The reversal of 19740104 is 40104791.

It can be written as a sum of positive squares in 2 ways, for example, as 19096900 + 643204 = 4370^2 + 802^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3422 + ... + 7154.

Almost surely, 2^19740104 is an apocalyptic number.

It is an amenable number.

19740104 is a deficient number, since it is larger than the sum of its proper divisors (17338516).

19740104 is a wasteful number, since it uses less digits than its factorization.

19740104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400 (or 4396 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 19740104 is about 4442.9836821667. The cubic root of 19740104 is about 270.2608544388.

Adding to 19740104 its reverse (40104791), we get a palindrome (59844895).

The spelling of 19740104 in words is "nineteen million, seven hundred forty thousand, one hundred four".