19494248 has 32 divisors (see below), whose sum is σ = 38880000. Its totient is φ = 9142848.

The previous prime is 19494217. The next prime is 19494259. The reversal of 19494248 is 84249491.

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, 8753 + ... + 10751.

It is an arithmetic number, because the mean of its divisors is an integer number (1215000).

Almost surely, 2^19494248 is an apocalyptic number.

It is an amenable number.

19494248 is a deficient number, since it is larger than the sum of its proper divisors (19385752).

19494248 is a wasteful number, since it uses less digits than its factorization.

19494248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2081 (or 2077 counting only the distinct ones).

The product of its digits is 82944, while the sum is 41.

The square root of 19494248 is about 4415.2290993786. The cubic root of 19494248 is about 269.1341628403.

The spelling of 19494248 in words is "nineteen million, four hundred ninety-four thousand, two hundred forty-eight".