1068493942 has 4 divisors (see below), whose sum is σ = 1602740916. Its totient is φ = 534246970.

The previous prime is 1068493931. The next prime is 1068493997. The reversal of 1068493942 is 2493948601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1068493942² = 2283358608181398728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1068493892 and 1068493901.

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, 267123484 + ... + 267123487.

It is an arithmetic number, because the mean of its divisors is an integer number (400685229).

Almost surely, 2^1068493942 is an apocalyptic number.

1068493942 is a deficient number, since it is larger than the sum of its proper divisors (534246974).

1068493942 is an equidigital number, since it uses as much as digits as its factorization.

1068493942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534246973.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 1068493942 is about 32687.8255930247. The cubic root of 1068493942 is about 1022.3290179844.

The spelling of 1068493942 in words is "one billion, sixty-eight million, four hundred ninety-three thousand, nine hundred forty-two".