172002034 has 4 divisors (see below), whose sum is σ = 258003054. Its totient is φ = 86001016.

The previous prime is 172002007. The next prime is 172002037. The reversal of 172002034 is 430200271.

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

It can be written as a sum of positive squares in only one way, i.e., 168922009 + 3080025 = 12997^2 + 1755^2 .

It is not an unprimeable number, because it can be changed into a prime (172002037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43000507 + ... + 43000510.

Almost surely, 2^172002034 is an apocalyptic number.

172002034 is a deficient number, since it is larger than the sum of its proper divisors (86001020).

172002034 is an equidigital number, since it uses as much as digits as its factorization.

172002034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86001019.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 172002034 is about 13114.9545938978. The cubic root of 172002034 is about 556.1319688295.

The spelling of 172002034 in words is "one hundred seventy-two million, two thousand, thirty-four".