206325651 has 32 divisors (see below), whose sum is σ = 333780480. Its totient is φ = 110670336.

The previous prime is 206325631. The next prime is 206325671. The reversal of 206325651 is 156523602.

It is an interprime number because it is at equal distance from previous prime (206325631) and next prime (206325671).

It is not a de Polignac number, because 206325651 - 2⁹ = 206325139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (206325601) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 234825 + ... + 235701.

It is an arithmetic number, because the mean of its divisors is an integer number (10430640).

Almost surely, 2^206325651 is an apocalyptic number.

206325651 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

206325651 is a deficient number, since it is larger than the sum of its proper divisors (127454829).

206325651 is a wasteful number, since it uses less digits than its factorization.

206325651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 206325651 is about 14364.0402046221. The cubic root of 206325651 is about 590.9051041373.

The spelling of 206325651 in words is "two hundred six million, three hundred twenty-five thousand, six hundred fifty-one".