1054458 has 40 divisors (see below), whose sum is σ = 2474208. Its totient is φ = 335016.

The previous prime is 1054457. The next prime is 1054477. The reversal of 1054458 is 8544501.

It is a super-2 number, since 2×1054458² = 2223763347528, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (1054457) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3585 + ... + 3867.

2^1054458 is an apocalyptic number.

1054458 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1054458, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1237104).

1054458 is an abundant number, since it is smaller than the sum of its proper divisors (1419750).

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

1054458 is a wasteful number, since it uses less digits than its factorization.

1054458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 311 counting only the distinct ones).

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

The square root of 1054458 is about 1026.8680538414. The cubic root of 1054458 is about 101.7832768708.

Adding to 1054458 its reverse (8544501), we get a palindrome (9598959).

The spelling of 1054458 in words is "one million, fifty-four thousand, four hundred fifty-eight".