452623393 has 2 divisors, whose sum is σ = 452623394. Its totient is φ = 452623392.

The previous prime is 452623363. The next prime is 452623427. The reversal of 452623393 is 393326254.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 382867489 + 69755904 = 19567^2 + 8352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452623393 is a prime.

It is not a weakly prime, because it can be changed into another prime (452623363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226311696 + 226311697.

It is an arithmetic number, because the mean of its divisors is an integer number (226311697).

Almost surely, 2^452623393 is an apocalyptic number.

It is an amenable number.

452623393 is a deficient number, since it is larger than the sum of its proper divisors (1).

452623393 is an equidigital number, since it uses as much as digits as its factorization.

452623393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 37.

The square root of 452623393 is about 21274.9475440011. The cubic root of 452623393 is about 767.7956818904.

The spelling of 452623393 in words is "four hundred fifty-two million, six hundred twenty-three thousand, three hundred ninety-three".