54909492 has 48 divisors (see below), whose sum is σ = 140216832. Its totient is φ = 16586080.

The previous prime is 54909457. The next prime is 54909509. The reversal of 54909492 is 29490945.

54909492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 65983 + ... + 66809.

It is an arithmetic number, because the mean of its divisors is an integer number (2921184).

Almost surely, 2^54909492 is an apocalyptic number.

It is an amenable number.

54909492 is an abundant number, since it is smaller than the sum of its proper divisors (85307340).

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

54909492 is a wasteful number, since it uses less digits than its factorization.

54909492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348 (or 1346 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 54909492 is about 7410.0939265302. The cubic root of 54909492 is about 380.0865269258.

The spelling of 54909492 in words is "fifty-four million, nine hundred nine thousand, four hundred ninety-two".