4187421304 has 32 divisors (see below), whose sum is σ = 8577699840. Its totient is φ = 1900591200.

The previous prime is 4187421299. The next prime is 4187421319. The reversal of 4187421304 is 4031247814.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4187421304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26377 + ... + 95239.

It is an arithmetic number, because the mean of its divisors is an integer number (268053120).

Almost surely, 2^4187421304 is an apocalyptic number.

4187421304 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4187421304 is an abundant number, since it is smaller than the sum of its proper divisors (4390278536).

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

4187421304 is a wasteful number, since it uses less digits than its factorization.

4187421304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69571 (or 69567 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 4187421304 is about 64710.2874665227. The cubic root of 4187421304 is about 1611.8163346953.

The spelling of 4187421304 in words is "four billion, one hundred eighty-seven million, four hundred twenty-one thousand, three hundred four".