106977784 has 32 divisors (see below), whose sum is σ = 209953440. Its totient is φ = 51004800.

The previous prime is 106977779. The next prime is 106977791. The reversal of 106977784 is 487779601.

It is a super-2 number, since 2×106977784² = 22888492539101312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76774 + ... + 78154.

It is an arithmetic number, because the mean of its divisors is an integer number (6561045).

Almost surely, 2^106977784 is an apocalyptic number.

It is an amenable number.

106977784 is a deficient number, since it is larger than the sum of its proper divisors (102975656).

106977784 is a wasteful number, since it uses less digits than its factorization.

106977784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831 (or 1827 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 49.

The square root of 106977784 is about 10343.0065261509. The cubic root of 106977784 is about 474.7130810180.

It can be divided in two parts, 10697 and 7784, that added together give a palindrome (18481).

The spelling of 106977784 in words is "one hundred six million, nine hundred seventy-seven thousand, seven hundred eighty-four".