1364421 has 8 divisors (see below), whose sum is σ = 1882080. Its totient is φ = 878192.

The previous prime is 1364417. The next prime is 1364423. The reversal of 1364421 is 1244631.

1364421 is nontrivially palindromic in base 4.

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 1364421 - 2² = 1364417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1364423) 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, 7755 + ... + 7928.

It is an arithmetic number, because the mean of its divisors is an integer number (235260).

2^1364421 is an apocalyptic number.

It is an amenable number.

1364421 is a deficient number, since it is larger than the sum of its proper divisors (517659).

1364421 is a wasteful number, since it uses less digits than its factorization.

1364421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15715.

The product of its digits is 576, while the sum is 21.

The square root of 1364421 is about 1168.0843291475. The cubic root of 1364421 is about 110.9130883667.

The spelling of 1364421 in words is "one million, three hundred sixty-four thousand, four hundred twenty-one".