302166001 has 4 divisors (see below), whose sum is σ = 307119604. Its totient is φ = 297212400.

The previous prime is 302165953. The next prime is 302166017. The reversal of 302166001 is 100661203.

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

It can be written as a sum of positive squares in 2 ways, for example, as 171086400 + 131079601 = 13080^2 + 11449^2 .

It is a cyclic number.

It is not a de Polignac number, because 302166001 - 2⁹ = 302165489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 302166001.

It is not an unprimeable number, because it can be changed into a prime (302166061) 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, 2476710 + ... + 2476831.

It is an arithmetic number, because the mean of its divisors is an integer number (76779901).

Almost surely, 2^302166001 is an apocalyptic number.

It is an amenable number.

302166001 is a deficient number, since it is larger than the sum of its proper divisors (4953603).

302166001 is an equidigital number, since it uses as much as digits as its factorization.

302166001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4953602.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 302166001 is about 17382.9226829092. The cubic root of 302166001 is about 671.0401908817.

The spelling of 302166001 in words is "three hundred two million, one hundred sixty-six thousand, one".