423525641 has 16 divisors (see below), whose sum is σ = 559094400. Its totient is φ = 310606080.

The previous prime is 423525629. The next prime is 423525649. The reversal of 423525641 is 146525324.

It is a cyclic number.

It is not a de Polignac number, because 423525641 - 2²² = 419331337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423525598 and 423525607.

It is not an unprimeable number, because it can be changed into a prime (423525649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160466 + ... + 163083.

It is an arithmetic number, because the mean of its divisors is an integer number (34943400).

Almost surely, 2^423525641 is an apocalyptic number.

It is an amenable number.

423525641 is a deficient number, since it is larger than the sum of its proper divisors (135568759).

423525641 is a wasteful number, since it uses less digits than its factorization.

423525641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323584.

The product of its digits is 28800, while the sum is 32.

The square root of 423525641 is about 20579.7386037821. The cubic root of 423525641 is about 750.9768846723.

The spelling of 423525641 in words is "four hundred twenty-three million, five hundred twenty-five thousand, six hundred forty-one".