4172166038 has 4 divisors (see below), whose sum is σ = 6258249060. Its totient is φ = 2086083018.

The previous prime is 4172166023. The next prime is 4172166043. The reversal of 4172166038 is 8306612714.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4172165992 and 4172166010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043041508 + ... + 1043041511.

It is an arithmetic number, because the mean of its divisors is an integer number (1564562265).

Almost surely, 2^4172166038 is an apocalyptic number.

4172166038 is a deficient number, since it is larger than the sum of its proper divisors (2086083022).

4172166038 is a wasteful number, since it uses less digits than its factorization.

4172166038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086083021.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 4172166038 is about 64592.3063375198. The cubic root of 4172166038 is about 1609.8566077301.

The spelling of 4172166038 in words is "four billion, one hundred seventy-two million, one hundred sixty-six thousand, thirty-eight".