774748560 has 320 divisors, whose sum is σ = 2699827200. Its totient is φ = 182882304.

The previous prime is 774748547. The next prime is 774748561. The reversal of 774748560 is 65847477.

774748560 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (774748561) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8704996 + ... + 8705084.

It is an arithmetic number, because the mean of its divisors is an integer number (8436960).

Almost surely, 2^774748560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 774748560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1349913600).

774748560 is an abundant number, since it is smaller than the sum of its proper divisors (1925078640).

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

774748560 is a wasteful number, since it uses less digits than its factorization.

774748560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230 (or 224 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 48.

The square root of 774748560 is about 27834.3054520856. The cubic root of 774748560 is about 918.4459270476.

The spelling of 774748560 in words is "seven hundred seventy-four million, seven hundred forty-eight thousand, five hundred sixty".