772273616 has 10 divisors (see below), whose sum is σ = 1496280162. Its totient is φ = 386136800.

The previous prime is 772273613. The next prime is 772273627. The reversal of 772273616 is 616372277.

It can be written as a sum of positive squares in only one way, i.e., 556771216 + 215502400 = 23596^2 + 14680^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772273613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24133535 + ... + 24133566.

Almost surely, 2^772273616 is an apocalyptic number.

It is an amenable number.

772273616 is a deficient number, since it is larger than the sum of its proper divisors (724006546).

772273616 is a wasteful number, since it uses less digits than its factorization.

772273616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48267109 (or 48267103 counting only the distinct ones).

The product of its digits is 148176, while the sum is 41.

The square root of 772273616 is about 27789.8113703566. The cubic root of 772273616 is about 917.4668881080.

The spelling of 772273616 in words is "seven hundred seventy-two million, two hundred seventy-three thousand, six hundred sixteen".