2421450525 has 48 divisors (see below), whose sum is σ = 4317848640. Its totient is φ = 1190323200.

The previous prime is 2421450523. The next prime is 2421450547. The reversal of 2421450525 is 5250541242.

It is not a de Polignac number, because 2421450525 - 2¹ = 2421450523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2421450492 and 2421450501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421450523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 857566 + ... + 860384.

It is an arithmetic number, because the mean of its divisors is an integer number (89955180).

Almost surely, 2^2421450525 is an apocalyptic number.

2421450525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2421450525 is a deficient number, since it is larger than the sum of its proper divisors (1896398115).

2421450525 is a wasteful number, since it uses less digits than its factorization.

2421450525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3726 (or 3721 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 2421450525 is about 49208.2363532773. The cubic root of 2421450525 is about 1342.8428775107.

Adding to 2421450525 its reverse (5250541242), we get a palindrome (7671991767).

The spelling of 2421450525 in words is "two billion, four hundred twenty-one million, four hundred fifty thousand, five hundred twenty-five".