1345726 has 4 divisors (see below), whose sum is σ = 2018592. Its totient is φ = 672862.

The previous prime is 1345711. The next prime is 1345733. The reversal of 1345726 is 6275431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6275431 = 17 ⋅369143.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1345694 and 1345703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336430 + ... + 336433.

It is an arithmetic number, because the mean of its divisors is an integer number (504648).

2^1345726 is an apocalyptic number.

1345726 is a deficient number, since it is larger than the sum of its proper divisors (672866).

1345726 is an equidigital number, since it uses as much as digits as its factorization.

1345726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672865.

The product of its digits is 5040, while the sum is 28.

The square root of 1345726 is about 1160.0543090735. The cubic root of 1345726 is about 110.4041879494.

The spelling of 1345726 in words is "one million, three hundred forty-five thousand, seven hundred twenty-six".