423204526 has 4 divisors (see below), whose sum is σ = 634806792. Its totient is φ = 211602262.

The previous prime is 423204493. The next prime is 423204527. The reversal of 423204526 is 625402324.

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

It is a junction number, because it is equal to n+sod(n) for n = 423204494 and 423204503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423204527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105801130 + ... + 105801133.

It is an arithmetic number, because the mean of its divisors is an integer number (158701698).

Almost surely, 2^423204526 is an apocalyptic number.

423204526 is a deficient number, since it is larger than the sum of its proper divisors (211602266).

423204526 is a wasteful number, since it uses less digits than its factorization.

423204526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211602265.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 423204526 is about 20571.9353975264. The cubic root of 423204526 is about 750.7870410589.

The spelling of 423204526 in words is "four hundred twenty-three million, two hundred four thousand, five hundred twenty-six".