204116154 has 16 divisors (see below), whose sum is σ = 445344480. Its totient is φ = 61853360.

The previous prime is 204116153. The next prime is 204116167. The reversal of 204116154 is 451611402.

It is a happy number.

It is a super-3 number, since 3×204116154³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (204116153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1546269 + ... + 1546400.

It is an arithmetic number, because the mean of its divisors is an integer number (27834030).

Almost surely, 2^204116154 is an apocalyptic number.

204116154 is an abundant number, since it is smaller than the sum of its proper divisors (241228326).

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

204116154 is a wasteful number, since it uses less digits than its factorization.

204116154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3092685.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 204116154 is about 14286.9224817663. The cubic root of 204116154 is about 588.7882378328.

Adding to 204116154 its reverse (451611402), we get a palindrome (655727556).

It can be divided in two parts, 20411 and 6154, that added together give a triangular number (26565 = T₂₃₀).

The spelling of 204116154 in words is "two hundred four million, one hundred sixteen thousand, one hundred fifty-four".