54005090 has 32 divisors (see below), whose sum is σ = 103296384. Its totient is φ = 20258560.

The previous prime is 54005057. The next prime is 54005093. The reversal of 54005090 is 9050045.

It is not an unprimeable number, because it can be changed into a prime (54005093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83147 + ... + 83793.

It is an arithmetic number, because the mean of its divisors is an integer number (3228012).

Almost surely, 2^54005090 is an apocalyptic number.

54005090 is a deficient number, since it is larger than the sum of its proper divisors (49291294).

54005090 is a wasteful number, since it uses less digits than its factorization.

54005090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 54005090 is about 7348.8155508218. The cubic root of 54005090 is about 377.9881905178.

The spelling of 54005090 in words is "fifty-four million, five thousand, ninety".