772105 has 8 divisors (see below), whose sum is σ = 931392. Its totient is φ = 614448.

The previous prime is 772097. The next prime is 772127. The reversal of 772105 is 501277.

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 772105 - 2³ = 772097 is a prime.

It is a super-2 number, since 2×772105² = 1192292262050, which contains 22 as substring.

It is a Duffinian number.

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, 1284 + ... + 1786.

It is an arithmetic number, because the mean of its divisors is an integer number (116424).

2⁷⁷²¹⁰⁵ is an apocalyptic number.

It is an amenable number.

772105 is a deficient number, since it is larger than the sum of its proper divisors (159287).

772105 is a wasteful number, since it uses less digits than its factorization.

772105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815.

The product of its (nonzero) digits is 490, while the sum is 22.

The square root of 772105 is about 878.6950551813. The cubic root of 772105 is about 91.7400110887.

The spelling of 772105 in words is "seven hundred seventy-two thousand, one hundred five".