166361074 has 24 divisors (see below), whose sum is σ = 287322768. Its totient is φ = 71635320.

The previous prime is 166361071. The next prime is 166361077. The reversal of 166361074 is 470163661.

It is an interprime number because it is at equal distance from previous prime (166361071) and next prime (166361077).

It is not an unprimeable number, because it can be changed into a prime (166361071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2532 + ... + 18415.

It is an arithmetic number, because the mean of its divisors is an integer number (11971782).

Almost surely, 2^166361074 is an apocalyptic number.

166361074 is a deficient number, since it is larger than the sum of its proper divisors (120961694).

166361074 is a wasteful number, since it uses less digits than its factorization.

166361074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20998 (or 20979 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 166361074 is about 12898.1035040040. The cubic root of 166361074 is about 549.9846541173.

The spelling of 166361074 in words is "one hundred sixty-six million, three hundred sixty-one thousand, seventy-four".