2523350421 has 8 divisors (see below), whose sum is σ = 3738296960. Its totient is φ = 1682233596.

The previous prime is 2523350419. The next prime is 2523350441. The reversal of 2523350421 is 1240533252.

It is a happy number.

2523350421 is a `hidden beast` number, since 2 + 5 + 233 + 5 + 0 + 421 = 666.

2523350421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2523350421 - 2¹ = 2523350419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 93457423 = 2523350421 / (2 + 5 + 2 + 3 + 3 + 5 + 0 + 4 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523350411) 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, 46728685 + ... + 46728738.

It is an arithmetic number, because the mean of its divisors is an integer number (467287120).

Almost surely, 2^2523350421 is an apocalyptic number.

It is an amenable number.

2523350421 is a deficient number, since it is larger than the sum of its proper divisors (1214946539).

2523350421 is an equidigital number, since it uses as much as digits as its factorization.

2523350421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93457432 (or 93457426 counting only the distinct ones).

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

The square root of 2523350421 is about 50232.9614993980. The cubic root of 2523350421 is about 1361.4212400595.

Adding to 2523350421 its reverse (1240533252), we get a palindrome (3763883673).

The spelling of 2523350421 in words is "two billion, five hundred twenty-three million, three hundred fifty thousand, four hundred twenty-one".