106321407 has 8 divisors (see below), whose sum is σ = 141952176. Its totient is φ = 70785792.

The previous prime is 106321403. The next prime is 106321459. The reversal of 106321407 is 704123601.

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

It is not a de Polignac number, because 106321407 - 2² = 106321403 is a prime.

It is a super-2 number, since 2×106321407² = 22608483172919298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106321403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21138 + ... + 25679.

It is an arithmetic number, because the mean of its divisors is an integer number (17744022).

Almost surely, 2^106321407 is an apocalyptic number.

106321407 is a deficient number, since it is larger than the sum of its proper divisors (35630769).

106321407 is an equidigital number, since it uses as much as digits as its factorization.

106321407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47577.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 106321407 is about 10311.2272305483. The cubic root of 106321407 is about 473.7401992760.

The spelling of 106321407 in words is "one hundred six million, three hundred twenty-one thousand, four hundred seven".