169672001 has 2 divisors, whose sum is σ = 169672002. Its totient is φ = 169672000.

The previous prime is 169671991. The next prime is 169672093. The reversal of 169672001 is 100276961.

It is a happy number.

169672001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107640625 + 62031376 = 10375^2 + 7876^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-169672001 is a prime.

It is not a weakly prime, because it can be changed into another prime (169602001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84836000 + 84836001.

It is an arithmetic number, because the mean of its divisors is an integer number (84836001).

Almost surely, 2^169672001 is an apocalyptic number.

It is an amenable number.

169672001 is a deficient number, since it is larger than the sum of its proper divisors (1).

169672001 is an equidigital number, since it uses as much as digits as its factorization.

169672001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 169672001 is about 13025.8205499692. The cubic root of 169672001 is about 553.6093213223.

The spelling of 169672001 in words is "one hundred sixty-nine million, six hundred seventy-two thousand, one".