1053822720 has 144 divisors (see below), whose sum is σ = 3437844480. Its totient is φ = 274993152.

The previous prime is 1053822719. The next prime is 1053822727. The reversal of 1053822720 is 272283501.

It is a super-2 number, since 2×1053822720² = 2221084650376396800, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053822727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177561 + ... + 183399.

It is an arithmetic number, because the mean of its divisors is an integer number (23873920).

Almost surely, 2^1053822720 is an apocalyptic number.

1053822720 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 1053822720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1718922240).

1053822720 is an abundant number, since it is smaller than the sum of its proper divisors (2384021760).

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

1053822720 is an equidigital number, since it uses as much as digits as its factorization.

1053822720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5910 (or 5896 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1053822720 is about 32462.6357525078. The cubic root of 1053822720 is about 1017.6283228539.

The spelling of 1053822720 in words is "one billion, fifty-three million, eight hundred twenty-two thousand, seven hundred twenty".