172416797 has 8 divisors (see below), whose sum is σ = 198999552. Its totient is φ = 146322000.

The previous prime is 172416793. The next prime is 172416841. The reversal of 172416797 is 797614271.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 172416797 - 2² = 172416793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172416793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121229 + ... + 122642.

It is an arithmetic number, because the mean of its divisors is an integer number (24874944).

Almost surely, 2^172416797 is an apocalyptic number.

It is an amenable number.

172416797 is a deficient number, since it is larger than the sum of its proper divisors (26582755).

172416797 is a wasteful number, since it uses less digits than its factorization.

172416797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243979.

The product of its digits is 148176, while the sum is 44.

The square root of 172416797 is about 13130.7576704469. The cubic root of 172416797 is about 556.5786259624.

The spelling of 172416797 in words is "one hundred seventy-two million, four hundred sixteen thousand, seven hundred ninety-seven".