106921064 has 8 divisors (see below), whose sum is σ = 200477010. Its totient is φ = 53460528.

The previous prime is 106921027. The next prime is 106921069. The reversal of 106921064 is 460129601.

It can be written as a sum of positive squares in only one way, i.e., 69588964 + 37332100 = 8342^2 + 6110^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×106921064² = 22864227853784192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106921069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6682559 + ... + 6682574.

Almost surely, 2^106921064 is an apocalyptic number.

It is an amenable number.

106921064 is a deficient number, since it is larger than the sum of its proper divisors (93555946).

106921064 is a wasteful number, since it uses less digits than its factorization.

106921064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13365139 (or 13365135 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 106921064 is about 10340.2642132588. The cubic root of 106921064 is about 474.6291680002.

The spelling of 106921064 in words is "one hundred six million, nine hundred twenty-one thousand, sixty-four".