2620425998 has 4 divisors (see below), whose sum is σ = 3930639000. Its totient is φ = 1310212998.

The previous prime is 2620425991. The next prime is 2620426027. The reversal of 2620425998 is 8995240262.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620425991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655106498 + ... + 655106501.

It is an arithmetic number, because the mean of its divisors is an integer number (982659750).

Almost surely, 2^2620425998 is an apocalyptic number.

2620425998 is a deficient number, since it is larger than the sum of its proper divisors (1310213002).

2620425998 is a wasteful number, since it uses less digits than its factorization.

2620425998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310213001.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 2620425998 is about 51190.0966789476. The cubic root of 2620425998 is about 1378.6603954012.

The spelling of 2620425998 in words is "two billion, six hundred twenty million, four hundred twenty-five thousand, nine hundred ninety-eight".