1102824840 has 128 divisors (see below), whose sum is σ = 3571464960. Its totient is φ = 270818304.

The previous prime is 1102824839. The next prime is 1102824859. The reversal of 1102824840 is 484282011.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1102824798 and 1102824807.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1242877 + ... + 1243763.

It is an arithmetic number, because the mean of its divisors is an integer number (27902070).

Almost surely, 2^1102824840 is an apocalyptic number.

1102824840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102824840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1785732480).

1102824840 is an abundant number, since it is smaller than the sum of its proper divisors (2468640120).

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

1102824840 is a wasteful number, since it uses less digits than its factorization.

1102824840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711 (or 1707 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 1102824840 is about 33208.8066632934. The cubic root of 1102824840 is about 1033.1630044148.

The spelling of 1102824840 in words is "one billion, one hundred two million, eight hundred twenty-four thousand, eight hundred forty".