205553342 has 4 divisors (see below), whose sum is σ = 308330016. Its totient is φ = 102776670.

The previous prime is 205553333. The next prime is 205553351. The reversal of 205553342 is 243355502.

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

It is an interprime number because it is at equal distance from previous prime (205553333) and next prime (205553351).

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, 51388334 + ... + 51388337.

It is an arithmetic number, because the mean of its divisors is an integer number (77082504).

Almost surely, 2^205553342 is an apocalyptic number.

205553342 is a deficient number, since it is larger than the sum of its proper divisors (102776674).

205553342 is a wasteful number, since it uses less digits than its factorization.

205553342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102776673.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 205553342 is about 14337.1315820146. The cubic root of 205553342 is about 590.1668990630.

The spelling of 205553342 in words is "two hundred five million, five hundred fifty-three thousand, three hundred forty-two".