106921306 has 8 divisors (see below), whose sum is σ = 164111904. Its totient is φ = 52217340.

The previous prime is 106921301. The next prime is 106921361. The reversal of 106921306 is 603129601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×106921306² = 22864331353491272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106921301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621550 + ... + 621721.

It is an arithmetic number, because the mean of its divisors is an integer number (20513988).

Almost surely, 2^106921306 is an apocalyptic number.

106921306 is a deficient number, since it is larger than the sum of its proper divisors (57190598).

106921306 is a wasteful number, since it uses less digits than its factorization.

106921306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243316.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 106921306 is about 10340.2759150808. The cubic root of 106921306 is about 474.6295260843.

The spelling of 106921306 in words is "one hundred six million, nine hundred twenty-one thousand, three hundred six".