772339145 has 8 divisors (see below), whose sum is σ = 927414600. Its totient is φ = 617466240.

The previous prime is 772339133. The next prime is 772339159. The reversal of 772339145 is 541933277.

772339145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 26666896 + 745672249 = 5164^2 + 27307^2 .

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

It is not a de Polignac number, because 772339145 - 2¹⁶ = 772273609 is a prime.

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, 42116 + ... + 57605.

It is an arithmetic number, because the mean of its divisors is an integer number (115926825).

Almost surely, 2^772339145 is an apocalyptic number.

It is an amenable number.

772339145 is a deficient number, since it is larger than the sum of its proper divisors (155075455).

772339145 is a wasteful number, since it uses less digits than its factorization.

772339145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101275.

The product of its digits is 158760, while the sum is 41.

The square root of 772339145 is about 27790.9903565886. The cubic root of 772339145 is about 917.4928370231.

The spelling of 772339145 in words is "seven hundred seventy-two million, three hundred thirty-nine thousand, one hundred forty-five".