54329866 has 4 divisors (see below), whose sum is σ = 81494802. Its totient is φ = 27164932.

The previous prime is 54329857. The next prime is 54329867. The reversal of 54329866 is 66892345.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35224225 + 19105641 = 5935^2 + 4371^2 .

It is not an unprimeable number, because it can be changed into a prime (54329867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13582465 + ... + 13582468.

Almost surely, 2^54329866 is an apocalyptic number.

54329866 is a deficient number, since it is larger than the sum of its proper divisors (27164936).

54329866 is a wasteful number, since it uses less digits than its factorization.

54329866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27164935.

The product of its digits is 311040, while the sum is 43.

The square root of 54329866 is about 7370.8795947295. The cubic root of 54329866 is about 378.7443922242.

The spelling of 54329866 in words is "fifty-four million, three hundred twenty-nine thousand, eight hundred sixty-six".