1053836 has 24 divisors (see below), whose sum is σ = 2145696. Its totient is φ = 443520.

The previous prime is 1053827. The next prime is 1053863. The reversal of 1053836 is 6383501.

1053836 = 385² + 386² + ... + 391².

It is a super-2 number, since 2×1053836² = 2221140629792, which contains 22 as substring.

It is an Ulam 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, 1400 + ... + 2016.

It is an arithmetic number, because the mean of its divisors is an integer number (89404).

2^1053836 is an apocalyptic number.

It is an amenable number.

1053836 is an abundant number, since it is smaller than the sum of its proper divisors (1091860).

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

1053836 is a wasteful number, since it uses less digits than its factorization.

1053836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1053836 is about 1026.5651464958. The cubic root of 1053836 is about 101.7632597465.

The spelling of 1053836 in words is "one million, fifty-three thousand, eight hundred thirty-six".