83172026 has 16 divisors (see below), whose sum is σ = 146059200. Its totient is φ = 34775520.

The previous prime is 83172017. The next prime is 83172053. The reversal of 83172026 is 62027138.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 83172026.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71876 + ... + 73023.

It is an arithmetic number, because the mean of its divisors is an integer number (9128700).

Almost surely, 2^83172026 is an apocalyptic number.

83172026 is a deficient number, since it is larger than the sum of its proper divisors (62887174).

83172026 is a wasteful number, since it uses less digits than its factorization.

83172026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144949.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 83172026 is about 9119.8698455625. The cubic root of 83172026 is about 436.5082204570.

The spelling of 83172026 in words is "eighty-three million, one hundred seventy-two thousand, twenty-six".