305540054 has 4 divisors (see below), whose sum is σ = 458310084. Its totient is φ = 152770026.

The previous prime is 305540021. The next prime is 305540057. The reversal of 305540054 is 450045503.

305540054 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (305540057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76385012 + ... + 76385015.

It is an arithmetic number, because the mean of its divisors is an integer number (114577521).

Almost surely, 2^305540054 is an apocalyptic number.

305540054 is a deficient number, since it is larger than the sum of its proper divisors (152770030).

305540054 is a wasteful number, since it uses less digits than its factorization.

305540054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152770029.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 305540054 is about 17479.7040592797. The cubic root of 305540054 is about 673.5286131523.

Adding to 305540054 its reverse (450045503), we get a palindrome (755585557).

The spelling of 305540054 in words is "three hundred five million, five hundred forty thousand, fifty-four".