2106648434 has 16 divisors (see below), whose sum is σ = 3450806496. Its totient is φ = 956577600.

The previous prime is 2106648403. The next prime is 2106648463. The reversal of 2106648434 is 4348466012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27512 + ... + 70499.

It is an arithmetic number, because the mean of its divisors is an integer number (215675406).

Almost surely, 2^2106648434 is an apocalyptic number.

2106648434 is a deficient number, since it is larger than the sum of its proper divisors (1344158062).

2106648434 is a wasteful number, since it uses less digits than its factorization.

2106648434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99001.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 2106648434 is about 45898.2399880431. The cubic root of 2106648434 is about 1281.9291454809.

The spelling of 2106648434 in words is "two billion, one hundred six million, six hundred forty-eight thousand, four hundred thirty-four".