2134421304 has 32 divisors (see below), whose sum is σ = 5409154320. Its totient is φ = 701726976.

The previous prime is 2134421291. The next prime is 2134421329. The reversal of 2134421304 is 4031244312.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607387 + ... + 610890.

Almost surely, 2^2134421304 is an apocalyptic number.

2134421304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2134421304 is an abundant number, since it is smaller than the sum of its proper divisors (3274733016).

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

2134421304 is a wasteful number, since it uses less digits than its factorization.

2134421304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218359 (or 1218355 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2134421304 is about 46199.7976618946. The cubic root of 2134421304 is about 1287.5379806435.

Adding to 2134421304 its reverse (4031244312), we get a palindrome (6165665616).

The spelling of 2134421304 in words is "two billion, one hundred thirty-four million, four hundred twenty-one thousand, three hundred four".