2452957812 has 72 divisors (see below), whose sum is σ = 6572199816. Its totient is φ = 768743424.

The previous prime is 2452957807. The next prime is 2452957813. The reversal of 2452957812 is 2187592542.

2452957812 is a `hidden beast` number, since 2 + 45 + 29 + 578 + 12 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1372257936 + 1080699876 = 37044^2 + 32874^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2452957813) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 875598 + ... + 878394.

It is an arithmetic number, because the mean of its divisors is an integer number (91280553).

Almost surely, 2^2452957812 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2452957812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3286099908).

2452957812 is an abundant number, since it is smaller than the sum of its proper divisors (4119242004).

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

2452957812 is a wasteful number, since it uses less digits than its factorization.

2452957812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4257 (or 4252 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 2452957812 is about 49527.3440838493. The cubic root of 2452957812 is about 1348.6420386035.

The spelling of 2452957812 in words is "two billion, four hundred fifty-two million, nine hundred fifty-seven thousand, eight hundred twelve".