54909258 has 16 divisors (see below), whose sum is σ = 112787040. Its totient is φ = 17808336.

The previous prime is 54909251. The next prime is 54909271. The reversal of 54909258 is 85290945.

54909258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×54909258² = 6030053228221128, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (54909251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123448 + ... + 123891.

It is an arithmetic number, because the mean of its divisors is an integer number (7049190).

Almost surely, 2^54909258 is an apocalyptic number.

54909258 is an abundant number, since it is smaller than the sum of its proper divisors (57877782).

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

54909258 is a wasteful number, since it uses less digits than its factorization.

54909258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247381.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 54909258 is about 7410.0781372398. The cubic root of 54909258 is about 380.0859870048.

The spelling of 54909258 in words is "fifty-four million, nine hundred nine thousand, two hundred fifty-eight".