1319264 has 12 divisors (see below), whose sum is σ = 2597364. Its totient is φ = 659616.

The previous prime is 1319261. The next prime is 1319273. The reversal of 1319264 is 4629131.

1319264 = T₂₇₁ + T₂₇₂ + ... + T₃₀₂.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20582 + ... + 20645.

It is an arithmetic number, because the mean of its divisors is an integer number (216447).

2^1319264 is an apocalyptic number.

It is an amenable number.

1319264 is a deficient number, since it is larger than the sum of its proper divisors (1278100).

1319264 is an equidigital number, since it uses as much as digits as its factorization.

1319264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41237 (or 41229 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 1319264 is about 1148.5921817599. The cubic root of 1319264 is about 109.6757392904.

The spelling of 1319264 in words is "one million, three hundred nineteen thousand, two hundred sixty-four".