1053570 has 64 divisors (see below), whose sum is σ = 3006720. Its totient is φ = 231168.

The previous prime is 1053557. The next prime is 1053571. The reversal of 1053570 is 753501.

It is a happy number.

It is a super-2 number, since 2×1053570² = 2220019489800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1053571) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6004 + ... + 6176.

It is an arithmetic number, because the mean of its divisors is an integer number (46980).

2^1053570 is an apocalyptic number.

1053570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1503360).

1053570 is an abundant number, since it is smaller than the sum of its proper divisors (1953150).

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

1053570 is a wasteful number, since it uses less digits than its factorization.

1053570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219.

The product of its (nonzero) digits is 525, while the sum is 21.

The square root of 1053570 is about 1026.4355800536. The cubic root of 1053570 is about 101.7546969642.

The spelling of 1053570 in words is "one million, fifty-three thousand, five hundred seventy".