772164746 has 16 divisors (see below), whose sum is σ = 1167423840. Its totient is φ = 383034960.

The previous prime is 772164737. The next prime is 772164761. The reversal of 772164746 is 647461277.

It is a junction number, because it is equal to n+sod(n) for n = 772164697 and 772164706.

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, 146741 + ... + 151911.

It is an arithmetic number, because the mean of its divisors is an integer number (72963990).

Almost surely, 2^772164746 is an apocalyptic number.

772164746 is a deficient number, since it is larger than the sum of its proper divisors (395259094).

772164746 is a wasteful number, since it uses less digits than its factorization.

772164746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5749.

The product of its digits is 395136, while the sum is 44.

The square root of 772164746 is about 27787.8524898921. The cubic root of 772164746 is about 917.4237732879.

The spelling of 772164746 in words is "seven hundred seventy-two million, one hundred sixty-four thousand, seven hundred forty-six".