1256468 has 6 divisors (see below), whose sum is σ = 2198826. Its totient is φ = 628232.

The previous prime is 1256449. The next prime is 1256477. The reversal of 1256468 is 8646521.

It can be written as a sum of positive squares in only one way, i.e., 1024144 + 232324 = 1012^2 + 482^2 .

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, 157055 + ... + 157062.

It is an arithmetic number, because the mean of its divisors is an integer number (366471).

2^1256468 is an apocalyptic number.

It is an amenable number.

1256468 is a deficient number, since it is larger than the sum of its proper divisors (942358).

1256468 is a wasteful number, since it uses less digits than its factorization.

1256468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314121 (or 314119 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 1256468 is about 1120.9228340970. The cubic root of 1256468 is about 107.9072134022.

The spelling of 1256468 in words is "one million, two hundred fifty-six thousand, four hundred sixty-eight".