1371606 has 8 divisors (see below), whose sum is σ = 2743224. Its totient is φ = 457200.

The previous prime is 1371599. The next prime is 1371607. The reversal of 1371606 is 6061731.

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

1371606 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1371607) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 114295 + ... + 114306.

It is an arithmetic number, because the mean of its divisors is an integer number (342903).

2^1371606 is an apocalyptic number.

1371606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1371606 is a wasteful number, since it uses less digits than its factorization.

1371606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228606.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 1371606 is about 1171.1558393314. The cubic root of 1371606 is about 111.1074359525.

It can be divided in two parts, 137 and 1606, that multiplied together give a palindrome (220022).

The spelling of 1371606 in words is "one million, three hundred seventy-one thousand, six hundred six".