469443623 has 4 divisors (see below), whose sum is σ = 512120328. Its totient is φ = 426766920.

The previous prime is 469443581. The next prime is 469443629. The reversal of 469443623 is 326344964.

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 469443623 - 2⁸ = 469443367 is a prime.

It is a super-2 number, since 2×469443623² = 440754630350732258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469443629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21338336 + ... + 21338357.

It is an arithmetic number, because the mean of its divisors is an integer number (128030082).

Almost surely, 2^469443623 is an apocalyptic number.

469443623 is a deficient number, since it is larger than the sum of its proper divisors (42676705).

469443623 is a wasteful number, since it uses less digits than its factorization.

469443623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42676704.

The product of its digits is 373248, while the sum is 41.

The square root of 469443623 is about 21666.6477102481. The cubic root of 469443623 is about 777.1910928430.

The spelling of 469443623 in words is "four hundred sixty-nine million, four hundred forty-three thousand, six hundred twenty-three".