206424622 has 4 divisors (see below), whose sum is σ = 309636936. Its totient is φ = 103212310.

The previous prime is 206424601. The next prime is 206424637. The reversal of 206424622 is 226424602.

206424622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×206424622² = 85222249135685768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51606154 + ... + 51606157.

It is an arithmetic number, because the mean of its divisors is an integer number (77409234).

Almost surely, 2^206424622 is an apocalyptic number.

206424622 is a deficient number, since it is larger than the sum of its proper divisors (103212314).

206424622 is a wasteful number, since it uses less digits than its factorization.

206424622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103212313.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 206424622 is about 14367.4848877596. The cubic root of 206424622 is about 590.9995715004. Note that the first 3 decimals are identical.

It can be divided in two parts, 206424 and 622, that added together give a triangular number (207046 = T₆₄₃).

The spelling of 206424622 in words is "two hundred six million, four hundred twenty-four thousand, six hundred twenty-two".