774242476 has 36 divisors (see below), whose sum is σ = 1634294928. Its totient is φ = 314349984.

The previous prime is 774242449. The next prime is 774242479. The reversal of 774242476 is 674242477.

It is a happy number.

It is a super-2 number, since 2×774242476² = 1198902823285221152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (774242479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28191 + ... + 48406.

Almost surely, 2^774242476 is an apocalyptic number.

774242476 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

774242476 is an abundant number, since it is smaller than the sum of its proper divisors (860052452).

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

774242476 is a wasteful number, since it uses less digits than its factorization.

774242476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76646 (or 76625 counting only the distinct ones).

The product of its digits is 526848, while the sum is 43.

The square root of 774242476 is about 27825.2129551599. The cubic root of 774242476 is about 918.2458999861.

Subtracting from 774242476 its reverse (674242477), we obtain a palindrome (99999999).

The spelling of 774242476 in words is "seven hundred seventy-four million, two hundred forty-two thousand, four hundred seventy-six".