54570066 has 16 divisors (see below), whose sum is σ = 110266464. Its totient is φ = 18002304.

The previous prime is 54570049. The next prime is 54570067. The reversal of 54570066 is 66007545.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54570067) 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, 46300 + ... + 47463.

It is an arithmetic number, because the mean of its divisors is an integer number (6891654).

Almost surely, 2^54570066 is an apocalyptic number.

54570066 is an abundant number, since it is smaller than the sum of its proper divisors (55696398).

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

54570066 is a wasteful number, since it uses less digits than its factorization.

54570066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93865.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 54570066 is about 7387.1554741998. The cubic root of 54570066 is about 379.3017324609.

The spelling of 54570066 in words is "fifty-four million, five hundred seventy thousand, sixty-six".