205057214 has 8 divisors (see below), whose sum is σ = 312799320. Its totient is φ = 100790776.

The previous prime is 205057199. The next prime is 205057217. The reversal of 205057214 is 412750502.

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

It is a super-2 number, since 2×205057214² = 84096922026883592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205057217) 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, 868769 + ... + 869004.

It is an arithmetic number, because the mean of its divisors is an integer number (39099915).

Almost surely, 2^205057214 is an apocalyptic number.

205057214 is a deficient number, since it is larger than the sum of its proper divisors (107742106).

205057214 is a wasteful number, since it uses less digits than its factorization.

205057214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737834.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 205057214 is about 14319.8189234361. The cubic root of 205057214 is about 589.6917033385.

The spelling of 205057214 in words is "two hundred five million, fifty-seven thousand, two hundred fourteen".