2532315420 has 48 divisors (see below), whose sum is σ = 7878316320. Its totient is φ = 675283968.

The previous prime is 2532315389. The next prime is 2532315449. The reversal of 2532315420 is 245132352.

It is a happy number.

2532315420 is a `hidden beast` number, since 2 + 5 + 3 + 231 + 5 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2344197 + ... + 2345276.

It is an arithmetic number, because the mean of its divisors is an integer number (164131590).

Almost surely, 2^2532315420 is an apocalyptic number.

2532315420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2532315420 is an abundant number, since it is smaller than the sum of its proper divisors (5346000900).

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

2532315420 is a wasteful number, since it uses less digits than its factorization.

2532315420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4689491 (or 4689483 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2532315420 is about 50322.1166089027. The cubic root of 2532315420 is about 1363.0316273462.

Adding to 2532315420 its reverse (245132352), we get a palindrome (2777447772).

The spelling of 2532315420 in words is "two billion, five hundred thirty-two million, three hundred fifteen thousand, four hundred twenty".