2605936428 has 48 divisors (see below), whose sum is σ = 6825809760. Its totient is φ = 859686912.

The previous prime is 2605936351. The next prime is 2605936471. The reversal of 2605936428 is 8246395062.

2605936428 is a `hidden beast` number, since 2 + 605 + 9 + 36 + 4 + 2 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113901 + ... + 134852.

It is an arithmetic number, because the mean of its divisors is an integer number (142204370).

Almost surely, 2^2605936428 is an apocalyptic number.

It is an amenable number.

2605936428 is an abundant number, since it is smaller than the sum of its proper divisors (4219873332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2605936428 is a wasteful number, since it uses less digits than its factorization.

2605936428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248863 (or 248855 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 2605936428 is about 51048.3734118924. The cubic root of 2605936428 is about 1376.1146097017.

The spelling of 2605936428 in words is "two billion, six hundred five million, nine hundred thirty-six thousand, four hundred twenty-eight".