106403427 has 24 divisors (see below), whose sum is σ = 167525904. Its totient is φ = 64684224.

The previous prime is 106403417. The next prime is 106403447. The reversal of 106403427 is 724304601.

106403427 is a `hidden beast` number, since 10 + 640 + 3 + 4 + 2 + 7 = 666.

It is not a de Polignac number, because 106403427 - 2¹⁰ = 106402403 is a prime.

It is a super-2 number, since 2×106403427² = 22643378554688658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106403427.

It is not an unprimeable number, because it can be changed into a prime (106403417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4233 + ... + 15189.

It is an arithmetic number, because the mean of its divisors is an integer number (6980246).

Almost surely, 2^106403427 is an apocalyptic number.

106403427 is a deficient number, since it is larger than the sum of its proper divisors (61122477).

106403427 is a wasteful number, since it uses less digits than its factorization.

106403427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11059 (or 11056 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 106403427 is about 10315.2036819444. The cubic root of 106403427 is about 473.8619878066.

The spelling of 106403427 in words is "one hundred six million, four hundred three thousand, four hundred twenty-seven".