32166055 has 4 divisors (see below), whose sum is σ = 38599272. Its totient is φ = 25732840.

The previous prime is 32166047. The next prime is 32166059. The reversal of 32166055 is 55066123.

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

It is not a de Polignac number, because 32166055 - 2³ = 32166047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32166059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3216601 + ... + 3216610.

It is an arithmetic number, because the mean of its divisors is an integer number (9649818).

Almost surely, 2^32166055 is an apocalyptic number.

32166055 is a deficient number, since it is larger than the sum of its proper divisors (6433217).

32166055 is an equidigital number, since it uses as much as digits as its factorization.

32166055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6433216.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 32166055 is about 5671.5125848401. The cubic root of 32166055 is about 318.0284213090.

The spelling of 32166055 in words is "thirty-two million, one hundred sixty-six thousand, fifty-five".