206240352 has 24 divisors (see below), whose sum is σ = 541381176. Its totient is φ = 68746752.

The previous prime is 206240347. The next prime is 206240357. The reversal of 206240352 is 253042602.

It is an interprime number because it is at equal distance from previous prime (206240347) and next prime (206240357).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206240357) 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 3 ways as a sum of consecutive naturals, for example, 1074073 + ... + 1074264.

It is an arithmetic number, because the mean of its divisors is an integer number (22557549).

Almost surely, 2^206240352 is an apocalyptic number.

It is an amenable number.

206240352 is an abundant number, since it is smaller than the sum of its proper divisors (335140824).

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

206240352 is a wasteful number, since it uses less digits than its factorization.

206240352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148350 (or 2148342 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 206240352 is about 14361.0707121718. The cubic root of 206240352 is about 590.8236623942.

Adding to 206240352 its reverse (253042602), we get a palindrome (459282954).

The spelling of 206240352 in words is "two hundred six million, two hundred forty thousand, three hundred fifty-two".