1421204 has 12 divisors (see below), whose sum is σ = 2524704. Its totient is φ = 699864.

The previous prime is 1421191. The next prime is 1421213. The reversal of 1421204 is 4021241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2384 + ... + 2919.

It is an arithmetic number, because the mean of its divisors is an integer number (210392).

2^1421204 is an apocalyptic number.

It is an amenable number.

1421204 is a deficient number, since it is larger than the sum of its proper divisors (1103500).

1421204 is a wasteful number, since it uses less digits than its factorization.

1421204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374 (or 5372 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1421204 is about 1192.1426089189. The cubic root of 1421204 is about 112.4308447408.

Adding to 1421204 its reverse (4021241), we get a palindrome (5442445).

The spelling of 1421204 in words is "one million, four hundred twenty-one thousand, two hundred four".