264027420 has 72 divisors (see below), whose sum is σ = 843045840. Its totient is φ = 66700800.

The previous prime is 264027389. The next prime is 264027431. The reversal of 264027420 is 24720462.

It is a happy number.

264027420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×264027420³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35181 + ... + 42020.

It is an arithmetic number, because the mean of its divisors is an integer number (11708970).

Almost surely, 2^264027420 is an apocalyptic number.

264027420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264027420 is an abundant number, since it is smaller than the sum of its proper divisors (579018420).

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

264027420 is a wasteful number, since it uses less digits than its factorization.

264027420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77235 (or 77230 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 264027420 is about 16248.9205795339. The cubic root of 264027420 is about 641.5290749756.

Adding to 264027420 its reverse (24720462), we get a palindrome (288747882).

The spelling of 264027420 in words is "two hundred sixty-four million, twenty-seven thousand, four hundred twenty".