214205636 has 12 divisors (see below), whose sum is σ = 381213840. Its totient is φ = 105287400.

The previous prime is 214205623. The next prime is 214205681. The reversal of 214205636 is 636502412.

It is a junction number, because it is equal to n+sod(n) for n = 214205599 and 214205608.

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, 453590 + ... + 454061.

It is an arithmetic number, because the mean of its divisors is an integer number (31767820).

Almost surely, 2^214205636 is an apocalyptic number.

It is an amenable number.

214205636 is a deficient number, since it is larger than the sum of its proper divisors (167008204).

214205636 is a wasteful number, since it uses less digits than its factorization.

214205636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907714 (or 907712 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 214205636 is about 14635.7656444752. The cubic root of 214205636 is about 598.3339298175. Note that the first 3 decimals are identical.

The spelling of 214205636 in words is "two hundred fourteen million, two hundred five thousand, six hundred thirty-six".