2523440532 has 24 divisors (see below), whose sum is σ = 5907215776. Its totient is φ = 838405728.

The previous prime is 2523440531. The next prime is 2523440537. The reversal of 2523440532 is 2350443252.

It is a self number, because there is not a number n which added to its sum of digits gives 2523440532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523440531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338803 + ... + 346170.

Almost surely, 2^2523440532 is an apocalyptic number.

It is an amenable number.

2523440532 is an abundant number, since it is smaller than the sum of its proper divisors (3383775244).

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

2523440532 is a wasteful number, since it uses less digits than its factorization.

2523440532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685287 (or 685285 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 2523440532 is about 50233.8584223828. The cubic root of 2523440532 is about 1361.4374457052.

Adding to 2523440532 its reverse (2350443252), we get a palindrome (4873883784).

The spelling of 2523440532 in words is "two billion, five hundred twenty-three million, four hundred forty thousand, five hundred thirty-two".