1042393 has 8 divisors (see below), whose sum is σ = 1145376. Its totient is φ = 940800.

The previous prime is 1042381. The next prime is 1042399. The reversal of 1042393 is 3932401.

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 1042393 - 2¹⁷ = 911321 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (1042399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1878 + ... + 2368.

It is an arithmetic number, because the mean of its divisors is an integer number (143172).

2^1042393 is an apocalyptic number.

It is an amenable number.

1042393 is a deficient number, since it is larger than the sum of its proper divisors (102983).

1042393 is a wasteful number, since it uses less digits than its factorization.

1042393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 1042393 is about 1020.9764933631. The cubic root of 1042393 is about 101.3935888844.

Adding to 1042393 its reverse (3932401), we get a palindrome (4974794).

The spelling of 1042393 in words is "one million, forty-two thousand, three hundred ninety-three".