166369796 has 6 divisors (see below), whose sum is σ = 291147150. Its totient is φ = 83184896.

The previous prime is 166369783. The next prime is 166369799. The reversal of 166369796 is 697963661.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 135722500 + 30647296 = 11650^2 + 5536^2 .

It is not an unprimeable number, because it can be changed into a prime (166369799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20796221 + ... + 20796228.

It is an arithmetic number, because the mean of its divisors is an integer number (48524525).

Almost surely, 2^166369796 is an apocalyptic number.

It is an amenable number.

166369796 is a deficient number, since it is larger than the sum of its proper divisors (124777354).

166369796 is a wasteful number, since it uses less digits than its factorization.

166369796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41592453 (or 41592451 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 53.

The square root of 166369796 is about 12898.4416112955. The cubic root of 166369796 is about 549.9942655049.

The spelling of 166369796 in words is "one hundred sixty-six million, three hundred sixty-nine thousand, seven hundred ninety-six".