404263023 has 8 divisors (see below), whose sum is σ = 539307648. Its totient is φ = 269363544.

The previous prime is 404263021. The next prime is 404263031. The reversal of 404263023 is 320362404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 404263023 - 2¹ = 404263021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404262984 and 404263002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404263021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29611 + ... + 41052.

It is an arithmetic number, because the mean of its divisors is an integer number (67413456).

Almost surely, 2^404263023 is an apocalyptic number.

404263023 is a deficient number, since it is larger than the sum of its proper divisors (135044625).

404263023 is a wasteful number, since it uses less digits than its factorization.

404263023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72573.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 404263023 is about 20106.2931193196. The cubic root of 404263023 is about 739.4145741140.

The spelling of 404263023 in words is "four hundred four million, two hundred sixty-three thousand, twenty-three".