1162646 has 4 divisors (see below), whose sum is σ = 1743972. Its totient is φ = 581322.

The previous prime is 1162631. The next prime is 1162649. The reversal of 1162646 is 6462611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6462611 = 599 ⋅10789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290660 + ... + 290663.

It is an arithmetic number, because the mean of its divisors is an integer number (435993).

2^1162646 is an apocalyptic number.

1162646 is a deficient number, since it is larger than the sum of its proper divisors (581326).

1162646 is an equidigital number, since it uses as much as digits as its factorization.

1162646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581325.

The product of its digits is 1728, while the sum is 26.

The square root of 1162646 is about 1078.2606363955. The cubic root of 1162646 is about 105.1515875495.

It can be divided in two parts, 116 and 2646, that multiplied together give a triangular number (306936 = T₇₈₃).

The spelling of 1162646 in words is "one million, one hundred sixty-two thousand, six hundred forty-six".