1068400246 has 4 divisors (see below), whose sum is σ = 1602600372. Its totient is φ = 534200122.

The previous prime is 1068400189. The next prime is 1068400247. The reversal of 1068400246 is 6420048601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6420048601 = 25873 ⋅248137.

It is a super-2 number, since 2×1068400246² = 2282958171305721032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068400247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267100060 + ... + 267100063.

It is an arithmetic number, because the mean of its divisors is an integer number (400650093).

Almost surely, 2^1068400246 is an apocalyptic number.

1068400246 is a deficient number, since it is larger than the sum of its proper divisors (534200126).

1068400246 is an equidigital number, since it uses as much as digits as its factorization.

1068400246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534200125.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 1068400246 is about 32686.3923674669. The cubic root of 1068400246 is about 1022.2991345082.

Adding to 1068400246 its reverse (6420048601), we get a palindrome (7488448847).

The spelling of 1068400246 in words is "one billion, sixty-eight million, four hundred thousand, two hundred forty-six".