1048863824 has 40 divisors (see below), whose sum is σ = 2159636328. Its totient is φ = 491765760.

The previous prime is 1048863817. The next prime is 1048863839. The reversal of 1048863824 is 4283688401.

It can be written as a sum of positive squares in 4 ways, for example, as 165585424 + 883278400 = 12868^2 + 29720^2 .

It is a super-2 number, since 2×1048863824² = 2200230642591805952, which contains 22 as substring.

It is a congruent number.

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, 68384 + ... + 82304.

Almost surely, 2^1048863824 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 1048863824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1079818164).

1048863824 is an abundant number, since it is smaller than the sum of its proper divisors (1110772504).

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

1048863824 is a wasteful number, since it uses less digits than its factorization.

1048863824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14223 (or 14217 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The square root of 1048863824 is about 32386.1671705684. The cubic root of 1048863824 is about 1016.0296196957.

The spelling of 1048863824 in words is "one billion, forty-eight million, eight hundred sixty-three thousand, eight hundred twenty-four".