1023652 has 12 divisors (see below), whose sum is σ = 2047360. Its totient is φ = 438696.

The previous prime is 1023643. The next prime is 1023653. The reversal of 1023652 is 2563201.

It is a happy number.

1023652 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1023653) 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, 18252 + ... + 18307.

2^1023652 is an apocalyptic number.

It is an amenable number.

1023652 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1023652 is a wasteful number, since it uses less digits than its factorization.

1023652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36570 (or 36568 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1023652 is about 1011.7568877947. The cubic root of 1023652 is about 100.7822646634.

Adding to 1023652 its reverse (2563201), we get a palindrome (3586853).

The spelling of 1023652 in words is "one million, twenty-three thousand, six hundred fifty-two".