205542034 has 8 divisors (see below), whose sum is σ = 308730240. Its totient is φ = 102631956.

The previous prime is 205542031. The next prime is 205542037. The reversal of 205542034 is 430245502.

It is an interprime number because it is at equal distance from previous prime (205542031) and next prime (205542037).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (205542031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67674 + ... + 70645.

It is an arithmetic number, because the mean of its divisors is an integer number (38591280).

Almost surely, 2^205542034 is an apocalyptic number.

205542034 is a deficient number, since it is larger than the sum of its proper divisors (103188206).

205542034 is a wasteful number, since it uses less digits than its factorization.

205542034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139064.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 205542034 is about 14336.7372159777. The cubic root of 205542034 is about 590.1560766821.

Adding to 205542034 its reverse (430245502), we get a palindrome (635787536).

The spelling of 205542034 in words is "two hundred five million, five hundred forty-two thousand, thirty-four".