2026856406 has 16 divisors (see below), whose sum is σ = 4054675824. Its totient is φ = 675458304.

The previous prime is 2026856357. The next prime is 2026856423. The reversal of 2026856406 is 6046586202.

It is a congruent number.

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, 11155 + ... + 64638.

It is an arithmetic number, because the mean of its divisors is an integer number (253417239).

Almost surely, 2^2026856406 is an apocalyptic number.

2026856406 is an abundant number, since it is smaller than the sum of its proper divisors (2027819418).

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

2026856406 is a wasteful number, since it uses less digits than its factorization.

2026856406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80255.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 2026856406 is about 45020.6220081420. The cubic root of 2026856406 is about 1265.5354856660.

The spelling of 2026856406 in words is "two billion, twenty-six million, eight hundred fifty-six thousand, four hundred six".