452406623 has 4 divisors (see below), whose sum is σ = 458604048. Its totient is φ = 446209200.

The previous prime is 452406613. The next prime is 452406671. The reversal of 452406623 is 326604254.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 452406623 - 2¹⁸ = 452144479 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 452406623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452406613) 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, 3098603 + ... + 3098748.

It is an arithmetic number, because the mean of its divisors is an integer number (114651012).

Almost surely, 2^452406623 is an apocalyptic number.

452406623 is a deficient number, since it is larger than the sum of its proper divisors (6197425).

452406623 is an equidigital number, since it uses as much as digits as its factorization.

452406623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6197424.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 452406623 is about 21269.8524442461. The cubic root of 452406623 is about 767.6730916390.

The spelling of 452406623 in words is "four hundred fifty-two million, four hundred six thousand, six hundred twenty-three".