106407538 has 4 divisors (see below), whose sum is σ = 159611310. Its totient is φ = 53203768.

The previous prime is 106407529. The next prime is 106407571. The reversal of 106407538 is 835704601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 835704601 = 67 ⋅12473203.

It can be written as a sum of positive squares in only one way, i.e., 68178049 + 38229489 = 8257^2 + 6183^2 .

It is a super-2 number, since 2×106407538² = 22645128286442888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26601883 + ... + 26601886.

Almost surely, 2^106407538 is an apocalyptic number.

106407538 is a deficient number, since it is larger than the sum of its proper divisors (53203772).

106407538 is an equidigital number, since it uses as much as digits as its factorization.

106407538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53203771.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 106407538 is about 10315.4029489885. The cubic root of 106407538 is about 473.8680904344.

The spelling of 106407538 in words is "one hundred six million, four hundred seven thousand, five hundred thirty-eight".