206262642 has 32 divisors (see below), whose sum is σ = 425644992. Its totient is φ = 66585024.

The previous prime is 206262631. The next prime is 206262671. The reversal of 206262642 is 246262602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48348 + ... + 52440.

It is an arithmetic number, because the mean of its divisors is an integer number (13301406).

Almost surely, 2^206262642 is an apocalyptic number.

206262642 is an abundant number, since it is smaller than the sum of its proper divisors (219382350).

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

206262642 is a wasteful number, since it uses less digits than its factorization.

206262642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4362.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 206262642 is about 14361.8467475461. The cubic root of 206262642 is about 590.8449465980.

The spelling of 206262642 in words is "two hundred six million, two hundred sixty-two thousand, six hundred forty-two".