1146388 has 12 divisors (see below), whose sum is σ = 2013760. Its totient is φ = 571032.

The previous prime is 1146367. The next prime is 1146391. The reversal of 1146388 is 8836411.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1543 + ... + 2161.

2^1146388 is an apocalyptic number.

It is an amenable number.

1146388 is a deficient number, since it is larger than the sum of its proper divisors (867372).

1146388 is a wasteful number, since it uses less digits than its factorization.

1146388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086 (or 1084 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 1146388 is about 1070.6951013244. The cubic root of 1146388 is about 104.6591517362.

The spelling of 1146388 in words is "one million, one hundred forty-six thousand, three hundred eighty-eight".