4521420234 has 24 divisors (see below), whose sum is σ = 10312011840. Its totient is φ = 1427816808.

The previous prime is 4521420227. The next prime is 4521420271. The reversal of 4521420234 is 4320241254.

4521420234 is a `hidden beast` number, since 4 + 5 + 2 + 1 + 420 + 234 = 666.

It is a super-2 number, since 2×4521420234² = 40886481864849229512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4521420198 and 4521420207.

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 11 ways as a sum of consecutive naturals, for example, 6609922 + ... + 6610605.

It is an arithmetic number, because the mean of its divisors is an integer number (429667160).

Almost surely, 2^4521420234 is an apocalyptic number.

4521420234 is an abundant number, since it is smaller than the sum of its proper divisors (5790591606).

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

4521420234 is a wasteful number, since it uses less digits than its factorization.

4521420234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13220554 (or 13220551 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4521420234 is about 67241.5067796670. The cubic root of 4521420234 is about 1653.5790365615.

Adding to 4521420234 its reverse (4320241254), we get a palindrome (8841661488).

The spelling of 4521420234 in words is "four billion, five hundred twenty-one million, four hundred twenty thousand, two hundred thirty-four".