1146556 has 24 divisors (see below), whose sum is σ = 2110976. Its totient is φ = 544320.

The previous prime is 1146539. The next prime is 1146559. The reversal of 1146556 is 6556411.

It is a super-2 number, since 2×1146556² = 2629181322272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146559) 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 7 ways as a sum of consecutive naturals, for example, 8965 + ... + 9091.

2^1146556 is an apocalyptic number.

It is an amenable number.

1146556 is a deficient number, since it is larger than the sum of its proper divisors (964420).

1146556 is a wasteful number, since it uses less digits than its factorization.

1146556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 227 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 1146556 is about 1070.7735521575. The cubic root of 1146556 is about 104.6642639898.

It can be divided in two parts, 114 and 6556, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 1146556 in words is "one million, one hundred forty-six thousand, five hundred fifty-six".