1421030204 has 48 divisors (see below), whose sum is σ = 2965165056. Its totient is φ = 588307200.

The previous prime is 1421030203. The next prime is 1421030209. The reversal of 1421030204 is 4020301241.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421030201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7454 + ... + 53829.

It is an arithmetic number, because the mean of its divisors is an integer number (61774272).

Almost surely, 2^1421030204 is an apocalyptic number.

It is an amenable number.

1421030204 is an abundant number, since it is smaller than the sum of its proper divisors (1544134852).

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

1421030204 is a wasteful number, since it uses less digits than its factorization.

1421030204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61346 (or 61344 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1421030204 is about 37696.5542722409. The cubic root of 1421030204 is about 1124.2626157811.

Adding to 1421030204 its reverse (4020301241), we get a palindrome (5441331445).

The spelling of 1421030204 in words is "one billion, four hundred twenty-one million, thirty thousand, two hundred four".