106156778 has 16 divisors (see below), whose sum is σ = 195982080. Its totient is φ = 41996016.

The previous prime is 106156759. The next prime is 106156793. The reversal of 106156778 is 877651601.

It is a super-2 number, since 2×106156778² = 22538523030682568, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291458 + ... + 291821.

It is an arithmetic number, because the mean of its divisors is an integer number (12248880).

Almost surely, 2^106156778 is an apocalyptic number.

106156778 is a deficient number, since it is larger than the sum of its proper divisors (89825302).

106156778 is a wasteful number, since it uses less digits than its factorization.

106156778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583301.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 106156778 is about 10303.2411405344. The cubic root of 106156778 is about 473.4955584701.

The spelling of 106156778 in words is "one hundred six million, one hundred fifty-six thousand, seven hundred seventy-eight".