1055484 has 48 divisors (see below), whose sum is σ = 2839200. Its totient is φ = 338688.

The previous prime is 1055471. The next prime is 1055489. The reversal of 1055484 is 4845501.

It is a super-2 number, since 2×1055484² = 2228092948512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055489) 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, 2964 + ... + 3300.

It is an arithmetic number, because the mean of its divisors is an integer number (59150).

2^1055484 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1419600).

1055484 is an abundant number, since it is smaller than the sum of its proper divisors (1783716).

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

1055484 is a wasteful number, since it uses less digits than its factorization.

1055484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 1055484 is about 1027.3675097062. The cubic root of 1055484 is about 101.8162782769.

The spelling of 1055484 in words is "one million, fifty-five thousand, four hundred eighty-four".