106321506 has 64 divisors (see below), whose sum is σ = 227598336. Its totient is φ = 33062400.

The previous prime is 106321469. The next prime is 106321529. The reversal of 106321506 is 605123601.

It is a super-2 number, since 2×106321506² = 22608525276216072, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1096050 + ... + 1096146.

It is an arithmetic number, because the mean of its divisors is an integer number (3556224).

Almost surely, 2^106321506 is an apocalyptic number.

106321506 is an abundant number, since it is smaller than the sum of its proper divisors (121276830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106321506 is a wasteful number, since it uses less digits than its factorization.

106321506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 106321506 is about 10311.2320311396. The cubic root of 106321506 is about 473.7403463153.

The spelling of 106321506 in words is "one hundred six million, three hundred twenty-one thousand, five hundred six".