1053858 has 32 divisors (see below), whose sum is σ = 2318400. Its totient is φ = 317376.

The previous prime is 1053827. The next prime is 1053863. The reversal of 1053858 is 8583501.

It is a happy number.

It is a super-2 number, since 2×1053858² = 2221233368328, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4488 + ... + 4716.

It is an arithmetic number, because the mean of its divisors is an integer number (72450).

2^1053858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1159200).

1053858 is an abundant number, since it is smaller than the sum of its proper divisors (1264542).

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

1053858 is a wasteful number, since it uses less digits than its factorization.

1053858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 1053858 is about 1026.5758617852. The cubic root of 1053858 is about 101.7639678820.

The spelling of 1053858 in words is "one million, fifty-three thousand, eight hundred fifty-eight".