19434244 has 6 divisors (see below), whose sum is σ = 34009934. Its totient is φ = 9717120.

The previous prime is 19434229. The next prime is 19434251. The reversal of 19434244 is 44243491.

It can be written as a sum of positive squares in only one way, i.e., 16711744 + 2722500 = 4088^2 + 1650^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2429277 + ... + 2429284.

Almost surely, 2^19434244 is an apocalyptic number.

It is an amenable number.

19434244 is a deficient number, since it is larger than the sum of its proper divisors (14575690).

19434244 is a wasteful number, since it uses less digits than its factorization.

19434244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4858565 (or 4858563 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 19434244 is about 4408.4287450292. The cubic root of 19434244 is about 268.8577441432.

The spelling of 19434244 in words is "nineteen million, four hundred thirty-four thousand, two hundred forty-four".