• 623452² = 388692396304 is an anagram of the next square 623453² = 388693643209.

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623452 has 6 divisors (see below), whose sum is σ = 1091048. Its totient is φ = 311724.

The previous prime is 623437. The next prime is 623477. The reversal of 623452 is 254326.

It is a happy number.

It is a d-powerful number, because it can be written as 6 + 2¹⁵ + 4⁸ + 3⁶ + 5³ + 2¹⁹ .

It is a congruent number.

It is an unprimeable number.

623452 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77928 + ... + 77935.

2⁶²³⁴⁵² is an apocalyptic number.

It is an amenable number.

623452 is a deficient number, since it is larger than the sum of its proper divisors (467596).

623452 is a wasteful number, since it uses less digits than its factorization.

623452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155867 (or 155865 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The square root of 623452 is about 789.5897669043. The cubic root of 623452 is about 85.4281511691.

Adding to 623452 its reverse (254326), we get a palindrome (877778).

The spelling of 623452 in words is "six hundred twenty-three thousand, four hundred fifty-two".