106413578 has 4 divisors (see below), whose sum is σ = 159620370. Its totient is φ = 53206788.

The previous prime is 106413577. The next prime is 106413581. The reversal of 106413578 is 875314601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 71284249 + 35129329 = 8443^2 + 5927^2 .

It is a super-2 number, since 2×106413578² = 22647699165524168, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (106413577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26603393 + ... + 26603396.

Almost surely, 2^106413578 is an apocalyptic number.

106413578 is a deficient number, since it is larger than the sum of its proper divisors (53206792).

106413578 is an equidigital number, since it uses as much as digits as its factorization.

106413578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53206791.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 106413578 is about 10315.6957109058. The cubic root of 106413578 is about 473.8770563064.

The spelling of 106413578 in words is "one hundred six million, four hundred thirteen thousand, five hundred seventy-eight".