774635480 has 16 divisors (see below), whose sum is σ = 1742929920. Its totient is φ = 309854176.

The previous prime is 774635473. The next prime is 774635483. The reversal of 774635480 is 84536477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (774635483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9682904 + ... + 9682983.

It is an arithmetic number, because the mean of its divisors is an integer number (108933120).

Almost surely, 2^774635480 is an apocalyptic number.

It is an amenable number.

774635480 is an abundant number, since it is smaller than the sum of its proper divisors (968294440).

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

774635480 is a wasteful number, since it uses less digits than its factorization.

774635480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19365898 (or 19365894 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 44.

The square root of 774635480 is about 27832.2740716600. The cubic root of 774635480 is about 918.4012403264.

The spelling of 774635480 in words is "seven hundred seventy-four million, six hundred thirty-five thousand, four hundred eighty".