10856434 has 16 divisors (see below), whose sum is σ = 16638048. Its totient is φ = 5311872.

The previous prime is 10856407. The next prime is 10856453. The reversal of 10856434 is 43465801.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10856396 and 10856405.

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, 20497 + ... + 21019.

It is an arithmetic number, because the mean of its divisors is an integer number (1039878).

Almost surely, 2^10856434 is an apocalyptic number.

10856434 is a deficient number, since it is larger than the sum of its proper divisors (5781614).

10856434 is a wasteful number, since it uses less digits than its factorization.

10856434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 10856434 is about 3294.9103174442. The cubic root of 10856434 is about 221.4262298350.

The spelling of 10856434 in words is "ten million, eight hundred fifty-six thousand, four hundred thirty-four".