1049380000 has 120 divisors (see below), whose sum is σ = 2621535840. Its totient is φ = 413280000.

The previous prime is 1049379997. The next prime is 1049380027. The reversal of 1049380000 is 839401.

It is a super-2 number, since 2×1049380000² = 2202396768800000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1419631 + ... + 1420369.

It is an arithmetic number, because the mean of its divisors is an integer number (21846132).

Almost surely, 2^1049380000 is an apocalyptic number.

1049380000 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 1049380000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1310767920).

1049380000 is an abundant number, since it is smaller than the sum of its proper divisors (1572155840).

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

1049380000 is an frugal number, since it uses more digits than its factorization.

1049380000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840 (or 817 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1049380000 is about 32394.1352716815. The cubic root of 1049380000 is about 1016.1962648102.

The spelling of 1049380000 in words is "one billion, forty-nine million, three hundred eighty thousand".