10778738 has 12 divisors (see below), whose sum is σ = 17064990. Its totient is φ = 5105376.

The previous prime is 10778717. The next prime is 10778741. The reversal of 10778738 is 83787701.

It can be written as a sum of positive squares in only one way, i.e., 7382089 + 3396649 = 2717^2 + 1843^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10778695 and 10778704.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 6743 + ... + 8186.

Almost surely, 2^10778738 is an apocalyptic number.

10778738 is a deficient number, since it is larger than the sum of its proper divisors (6286252).

10778738 is a wasteful number, since it uses less digits than its factorization.

10778738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14969 (or 14950 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 41.

The square root of 10778738 is about 3283.0988410342. The cubic root of 10778738 is about 220.8967392947.

The spelling of 10778738 in words is "ten million, seven hundred seventy-eight thousand, seven hundred thirty-eight".