1292393 has 8 divisors (see below), whose sum is σ = 1366848. Its totient is φ = 1219504.

The previous prime is 1292387. The next prime is 1292419. The reversal of 1292393 is 3932921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1292393 - 2⁶ = 1292329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1292353) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1571 + ... + 2247.

It is an arithmetic number, because the mean of its divisors is an integer number (170856).

2^1292393 is an apocalyptic number.

It is an amenable number.

1292393 is a deficient number, since it is larger than the sum of its proper divisors (74455).

1292393 is an equidigital number, since it uses as much as digits as its factorization.

1292393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783.

The product of its digits is 2916, while the sum is 29.

The square root of 1292393 is about 1136.8346405700. The cubic root of 1292393 is about 108.9259941495.

The spelling of 1292393 in words is "one million, two hundred ninety-two thousand, three hundred ninety-three".