54670666 has 8 divisors (see below), whose sum is σ = 83553444. Its totient is φ = 26819520.

The previous prime is 54670663. The next prime is 54670667. The reversal of 54670666 is 66607645.

It can be written as a sum of positive squares in 2 ways, for example, as 52925625 + 1745041 = 7275^2 + 1321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (54670661) 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 3 ways as a sum of consecutive naturals, for example, 257775 + ... + 257986.

Almost surely, 2^54670666 is an apocalyptic number.

54670666 is a deficient number, since it is larger than the sum of its proper divisors (28882778).

54670666 is a wasteful number, since it uses less digits than its factorization.

54670666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515816.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 54670666 is about 7393.9614551335. The cubic root of 54670666 is about 379.5346704866.

The spelling of 54670666 in words is "fifty-four million, six hundred seventy thousand, six hundred sixty-six".