106621594 has 8 divisors (see below), whose sum is σ = 160391700. Its totient is φ = 53157696.

The previous prime is 106621591. The next prime is 106621609. The reversal of 106621594 is 495126601.

It can be written as a sum of positive squares in 2 ways, for example, as 90916225 + 15705369 = 9535^2 + 3963^2 .

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

It is a super-2 number, since 2×106621594² = 22736328614201672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106621591) 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, 75679 + ... + 77074.

Almost surely, 2^106621594 is an apocalyptic number.

106621594 is a deficient number, since it is larger than the sum of its proper divisors (53770106).

106621594 is a wasteful number, since it uses less digits than its factorization.

106621594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153104.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 106621594 is about 10325.7732882337. The cubic root of 106621594 is about 474.1856317433.

The spelling of 106621594 in words is "one hundred six million, six hundred twenty-one thousand, five hundred ninety-four".