19466448 has 40 divisors (see below), whose sum is σ = 51047328. Its totient is φ = 6390912.

The previous prime is 19466443. The next prime is 19466449. The reversal of 19466448 is 84466491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19466443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190 + ... + 6242.

Almost surely, 2^19466448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19466448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25523664).

19466448 is an abundant number, since it is smaller than the sum of its proper divisors (31580880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19466448 is a wasteful number, since it uses less digits than its factorization.

19466448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6131 (or 6125 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 19466448 is about 4412.0797816903. The cubic root of 19466448 is about 269.0061680062.

The spelling of 19466448 in words is "nineteen million, four hundred sixty-six thousand, four hundred forty-eight".