772386340 has 48 divisors (see below), whose sum is σ = 1772777664. Its totient is φ = 280342400.

The previous prime is 772386337. The next prime is 772386361. The reversal of 772386340 is 43683277.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 772386293 and 772386302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126150 + ... + 132130.

It is an arithmetic number, because the mean of its divisors is an integer number (36932868).

Almost surely, 2^772386340 is an apocalyptic number.

It is an amenable number.

772386340 is an abundant number, since it is smaller than the sum of its proper divisors (1000391324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

772386340 is a wasteful number, since it uses less digits than its factorization.

772386340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6588 (or 6586 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 772386340 is about 27791.8394497378. The cubic root of 772386340 is about 917.5115249241.

The spelling of 772386340 in words is "seven hundred seventy-two million, three hundred eighty-six thousand, three hundred forty".