1353726 has 64 divisors (see below), whose sum is σ = 3421440. Its totient is φ = 393120.

The previous prime is 1353713. The next prime is 1353733. The reversal of 1353726 is 6273531.

1353726 = T₁₉₉ + T₂₀₀ + ... + T₂₅₁.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1353726.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25516 + ... + 25568.

It is an arithmetic number, because the mean of its divisors is an integer number (53460).

2^1353726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1353726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1710720).

1353726 is an abundant number, since it is smaller than the sum of its proper divisors (2067714).

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

1353726 is a wasteful number, since it uses less digits than its factorization.

1353726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 112 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 1353726 is about 1163.4973141353. The cubic root of 1353726 is about 110.6225308268.

The spelling of 1353726 in words is "one million, three hundred fifty-three thousand, seven hundred twenty-six".