2106524428 has 12 divisors (see below), whose sum is σ = 3712939720. Its totient is φ = 1045684512.

The previous prime is 2106524419. The next prime is 2106524449. The reversal of 2106524428 is 8244256012.

It is a junction number, because it is equal to n+sod(n) for n = 2106524393 and 2106524402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1893801 + ... + 1894912.

Almost surely, 2^2106524428 is an apocalyptic number.

It is an amenable number.

2106524428 is a deficient number, since it is larger than the sum of its proper divisors (1606415292).

2106524428 is a wasteful number, since it uses less digits than its factorization.

2106524428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788856 (or 3788854 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 2106524428 is about 45896.8890884774. The cubic root of 2106524428 is about 1281.9039917783.

The spelling of 2106524428 in words is "two billion, one hundred six million, five hundred twenty-four thousand, four hundred twenty-eight".