2523842421 has 8 divisors (see below), whose sum is σ = 3481162080. Its totient is φ = 1624542192.

The previous prime is 2523842411. The next prime is 2523842501. The reversal of 2523842421 is 1242483252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2523842421 - 2⁶ = 2523842357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523842411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14504755 + ... + 14504928.

It is an arithmetic number, because the mean of its divisors is an integer number (435145260).

Almost surely, 2^2523842421 is an apocalyptic number.

It is an amenable number.

2523842421 is a deficient number, since it is larger than the sum of its proper divisors (957319659).

2523842421 is a wasteful number, since it uses less digits than its factorization.

2523842421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29009715.

The product of its digits is 30720, while the sum is 33.

The square root of 2523842421 is about 50237.8584436080. The cubic root of 2523842421 is about 1361.5097170986.

The spelling of 2523842421 in words is "two billion, five hundred twenty-three million, eight hundred forty-two thousand, four hundred twenty-one".