1019348448 has 96 divisors (see below), whose sum is σ = 2771822592. Its totient is φ = 327667200.

The previous prime is 1019348401. The next prime is 1019348467. The reversal of 1019348448 is 8448439101.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1371565 + ... + 1372307.

It is an arithmetic number, because the mean of its divisors is an integer number (28873152).

Almost surely, 2^1019348448 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 1019348448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1385911296).

1019348448 is an abundant number, since it is smaller than the sum of its proper divisors (1752474144).

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

1019348448 is a wasteful number, since it uses less digits than its factorization.

1019348448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248 (or 1240 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 1019348448 is about 31927.2367736389. The cubic root of 1019348448 is about 1006.4083282725.

The spelling of 1019348448 in words is "one billion, nineteen million, three hundred forty-eight thousand, four hundred forty-eight".