1368434 has 4 divisors (see below), whose sum is σ = 2052654. Its totient is φ = 684216.

The previous prime is 1368401. The next prime is 1368439. The reversal of 1368434 is 4348631.

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

It can be written as a sum of positive squares in only one way, i.e., 874225 + 494209 = 935^2 + 703^2 .

It is a super-2 number, since 2×1368434² = 3745223224712, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1368397 and 1368406.

It is not an unprimeable number, because it can be changed into a prime (1368439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342107 + ... + 342110.

2^1368434 is an apocalyptic number.

1368434 is a deficient number, since it is larger than the sum of its proper divisors (684220).

1368434 is an equidigital number, since it uses as much as digits as its factorization.

1368434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684219.

The product of its digits is 6912, while the sum is 29.

The square root of 1368434 is about 1169.8008377497. The cubic root of 1368434 is about 111.0217201767.

The spelling of 1368434 in words is "one million, three hundred sixty-eight thousand, four hundred thirty-four".