1187606 has 16 divisors (see below), whose sum is σ = 2086560. Its totient is φ = 496320.

The previous prime is 1187587. The next prime is 1187623. The reversal of 1187606 is 6067811.

It is a super-2 number, since 2×1187606² = 2820816022472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461 + ... + 1608.

It is an arithmetic number, because the mean of its divisors is an integer number (130410).

2^1187606 is an apocalyptic number.

1187606 is a deficient number, since it is larger than the sum of its proper divisors (898954).

1187606 is a wasteful number, since it uses less digits than its factorization.

1187606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2119.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1187606 is about 1089.7733709354. The cubic root of 1187606 is about 105.8987403709.

The spelling of 1187606 in words is "one million, one hundred eighty-seven thousand, six hundred six".