1152428 has 12 divisors (see below), whose sum is σ = 2066232. Its totient is φ = 562080.

The previous prime is 1152421. The next prime is 1152493. The reversal of 1152428 is 8242511.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1152421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3350 + ... + 3677.

It is an arithmetic number, because the mean of its divisors is an integer number (172186).

2^1152428 is an apocalyptic number.

It is an amenable number.

1152428 is a deficient number, since it is larger than the sum of its proper divisors (913804).

1152428 is a wasteful number, since it uses less digits than its factorization.

1152428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7072 (or 7070 counting only the distinct ones).

The product of its digits is 640, while the sum is 23.

The square root of 1152428 is about 1073.5119934123. The cubic root of 1152428 is about 104.8426365373.

Adding to 1152428 its reverse (8242511), we get a palindrome (9394939).

The spelling of 1152428 in words is "one million, one hundred fifty-two thousand, four hundred twenty-eight".