1255346 has 4 divisors (see below), whose sum is σ = 1883022. Its totient is φ = 627672.

The previous prime is 1255337. The next prime is 1255357. The reversal of 1255346 is 6435521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6435521 = 37 ⋅173933.

It can be written as a sum of positive squares in only one way, i.e., 1234321 + 21025 = 1111^2 + 145^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313835 + ... + 313838.

2^1255346 is an apocalyptic number.

1255346 is a deficient number, since it is larger than the sum of its proper divisors (627676).

1255346 is an equidigital number, since it uses as much as digits as its factorization.

1255346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627675.

The product of its digits is 3600, while the sum is 26.

The square root of 1255346 is about 1120.4222418356. The cubic root of 1255346 is about 107.8750841983.

Subtracting from 1255346 its sum of digits (26), we obtain a triangular number (1255320 = T₁₅₈₄).

The spelling of 1255346 in words is "one million, two hundred fifty-five thousand, three hundred forty-six".