423655413 has 4 divisors (see below), whose sum is σ = 564873888. Its totient is φ = 282436940.

The previous prime is 423655411. The next prime is 423655417. The reversal of 423655413 is 314556324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423655413 - 2¹ = 423655411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423655411) 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, 70609233 + ... + 70609238.

It is an arithmetic number, because the mean of its divisors is an integer number (141218472).

Almost surely, 2^423655413 is an apocalyptic number.

It is an amenable number.

423655413 is a deficient number, since it is larger than the sum of its proper divisors (141218475).

423655413 is a wasteful number, since it uses less digits than its factorization.

423655413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141218474.

The product of its digits is 43200, while the sum is 33.

The square root of 423655413 is about 20582.8912692071. The cubic root of 423655413 is about 751.0535788247.

The spelling of 423655413 in words is "four hundred twenty-three million, six hundred fifty-five thousand, four hundred thirteen".