1156662 has 24 divisors (see below), whose sum is σ = 2699424. Its totient is φ = 355824.

The previous prime is 1156643. The next prime is 1156681. The reversal of 1156662 is 2666511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1156643) and next prime (1156681).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2238 + ... + 2705.

It is an arithmetic number, because the mean of its divisors is an integer number (112476).

2^1156662 is an apocalyptic number.

1156662 is an abundant number, since it is smaller than the sum of its proper divisors (1542762).

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

1156662 is a wasteful number, since it uses less digits than its factorization.

1156662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4964 (or 4961 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1156662 is about 1075.4822174262. The cubic root of 1156662 is about 104.9708762765.

It can be divided in two parts, 11566 and 62, that added together give a triangular number (11628 = T₁₅₂).

The spelling of 1156662 in words is "one million, one hundred fifty-six thousand, six hundred sixty-two".