106726647 has 16 divisors (see below), whose sum is σ = 148969728. Its totient is φ = 67837440.

The previous prime is 106726639. The next prime is 106726661. The reversal of 106726647 is 746627601.

It is not a de Polignac number, because 106726647 - 2³ = 106726639 is a prime.

It is a super-2 number, since 2×106726647² = 22781154359725218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106726687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20503 + ... + 25175.

It is an arithmetic number, because the mean of its divisors is an integer number (9310608).

Almost surely, 2^106726647 is an apocalyptic number.

106726647 is a deficient number, since it is larger than the sum of its proper divisors (42243081).

106726647 is a wasteful number, since it uses less digits than its factorization.

106726647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5030.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 106726647 is about 10330.8589671915. The cubic root of 106726647 is about 474.3413171277.

The spelling of 106726647 in words is "one hundred six million, seven hundred twenty-six thousand, six hundred forty-seven".