1364238 has 24 divisors (see below), whose sum is σ = 3112200. Its totient is φ = 430704.

The previous prime is 1364221. The next prime is 1364239. The reversal of 1364238 is 8324631.

It is a happy number.

1364238 is a `hidden beast` number, since 13 + 642 + 3 + 8 = 666.

It is a super-2 number, since 2×1364238² = 3722290641288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1364239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1653 + ... + 2336.

It is an arithmetic number, because the mean of its divisors is an integer number (129675).

2^1364238 is an apocalyptic number.

1364238 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1364238 is an abundant number, since it is smaller than the sum of its proper divisors (1747962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1364238 is a wasteful number, since it uses less digits than its factorization.

1364238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016 (or 4013 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1364238 is about 1168.0059931353. The cubic root of 1364238 is about 110.9081294860.

Adding to 1364238 its reverse (8324631), we get a palindrome (9688869).

The spelling of 1364238 in words is "one million, three hundred sixty-four thousand, two hundred thirty-eight".