166652254 has 4 divisors (see below), whose sum is σ = 249978384. Its totient is φ = 83326126.

The previous prime is 166652251. The next prime is 166652257. The reversal of 166652254 is 452256661.

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

It is an interprime number because it is at equal distance from previous prime (166652251) and next prime (166652257).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166652251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41663062 + ... + 41663065.

It is an arithmetic number, because the mean of its divisors is an integer number (62494596).

Almost surely, 2^166652254 is an apocalyptic number.

166652254 is a deficient number, since it is larger than the sum of its proper divisors (83326130).

166652254 is an equidigital number, since it uses as much as digits as its factorization.

166652254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83326129.

The product of its digits is 86400, while the sum is 37.

The square root of 166652254 is about 12909.3862751101. The cubic root of 166652254 is about 550.3053444996.

The spelling of 166652254 in words is "one hundred sixty-six million, six hundred fifty-two thousand, two hundred fifty-four".