1053426 has 24 divisors (see below), whose sum is σ = 2317392. Its totient is φ = 319000.

The previous prime is 1053421. The next prime is 1053449. The reversal of 1053426 is 6243501.

It is a happy number.

1053426 is a nontrivial binomial coefficient, being equal to C(1452, 2).

It is a super-2 number, since 2×1053426² = 2219412674952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1 + ... + 1451.

It is an arithmetic number, because the mean of its divisors is an integer number (96558).

2^1053426 is an apocalyptic number.

1053426 is the 1451-st triangular number and also the 726-th hexagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1158696).

1053426 is an abundant number, since it is smaller than the sum of its proper divisors (1263966).

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

1053426 is a wasteful number, since it uses less digits than its factorization.

1053426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478 (or 1467 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1053426 is about 1026.3654319978. The cubic root of 1053426 is about 101.7500608716.

Adding to 1053426 its reverse (6243501), we get a palindrome (7296927).

The spelling of 1053426 in words is "one million, fifty-three thousand, four hundred twenty-six".