2420643325 has 6 divisors (see below), whose sum is σ = 3001597754. Its totient is φ = 1936514640.

The previous prime is 2420643307. The next prime is 2420643361. The reversal of 2420643325 is 5233460242.

It can be written as a sum of positive squares in 3 ways, for example, as 464704249 + 1955939076 = 21557^2 + 44226^2 .

It is not a de Polignac number, because 2420643325 - 2¹⁷ = 2420512253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48412842 + ... + 48412891.

Almost surely, 2^2420643325 is an apocalyptic number.

2420643325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2420643325 is a deficient number, since it is larger than the sum of its proper divisors (580954429).

2420643325 is an equidigital number, since it uses as much as digits as its factorization.

2420643325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96825743 (or 96825738 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

The square root of 2420643325 is about 49200.0337906388. The cubic root of 2420643325 is about 1342.6936469528.

The spelling of 2420643325 in words is "two billion, four hundred twenty million, six hundred forty-three thousand, three hundred twenty-five".