787454056 has 24 divisors (see below), whose sum is σ = 1483742070. Its totient is φ = 391798848.

The previous prime is 787454039. The next prime is 787454153. The reversal of 787454056 is 650454787.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 759002500 + 28451556 = 27550^2 + 5334^2 .

It is a super-2 number, since 2×787454056² = 1240167780621702272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 787453997 and 787454015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 418590 + ... + 420466.

Almost surely, 2^787454056 is an apocalyptic number.

It is an amenable number.

787454056 is a deficient number, since it is larger than the sum of its proper divisors (696288014).

787454056 is a wasteful number, since it uses less digits than its factorization.

787454056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341 (or 2108 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 46.

The square root of 787454056 is about 28061.6117854980. The cubic root of 787454056 is about 923.4394162183.

The spelling of 787454056 in words is "seven hundred eighty-seven million, four hundred fifty-four thousand, fifty-six".