204274078 has 4 divisors (see below), whose sum is σ = 306411120. Its totient is φ = 102137038.

The previous prime is 204274069. The next prime is 204274093. The reversal of 204274078 is 870472402.

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

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, 51068518 + ... + 51068521.

It is an arithmetic number, because the mean of its divisors is an integer number (76602780).

Almost surely, 2^204274078 is an apocalyptic number.

204274078 is a deficient number, since it is larger than the sum of its proper divisors (102137042).

204274078 is a wasteful number, since it uses less digits than its factorization.

204274078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102137041.

The product of its (nonzero) digits is 25088, while the sum is 34.

The square root of 204274078 is about 14292.4482857207. The cubic root of 204274078 is about 588.9400465321.

The spelling of 204274078 in words is "two hundred four million, two hundred seventy-four thousand, seventy-eight".