1315926 has 20 divisors (see below), whose sum is σ = 2949012. Its totient is φ = 438588.

The previous prime is 1315907. The next prime is 1315927. The reversal of 1315926 is 6295131.

It is a super-2 number, since 2×1315926² = 3463322474952, which contains 22 as substring.

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 1315926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315927) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3900 + ... + 4223.

2^1315926 is an apocalyptic number.

1315926 is an abundant number, since it is smaller than the sum of its proper divisors (1633086).

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

1315926 is an equidigital number, since it uses as much as digits as its factorization.

1315926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8137 (or 8128 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 1315926 is about 1147.1381782506. The cubic root of 1315926 is about 109.5831606963.

The spelling of 1315926 in words is "one million, three hundred fifteen thousand, nine hundred twenty-six".