1252726 has 4 divisors (see below), whose sum is σ = 1879092. Its totient is φ = 626362.

The previous prime is 1252721. The next prime is 1252729. The reversal of 1252726 is 6272521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6272521 = 79 ⋅79399.

It is a self number, because there is not a number n which added to its sum of digits gives 1252726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313180 + ... + 313183.

It is an arithmetic number, because the mean of its divisors is an integer number (469773).

2^1252726 is an apocalyptic number.

1252726 is a deficient number, since it is larger than the sum of its proper divisors (626366).

1252726 is an equidigital number, since it uses as much as digits as its factorization.

1252726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626365.

The product of its digits is 1680, while the sum is 25.

The square root of 1252726 is about 1119.2524290793. The cubic root of 1252726 is about 107.7999841664.

The spelling of 1252726 in words is "one million, two hundred fifty-two thousand, seven hundred twenty-six".