403252023 has 4 divisors (see below), whose sum is σ = 537669368. Its totient is φ = 268834680.

The previous prime is 403252013. The next prime is 403252027. The reversal of 403252023 is 320252304.

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

It is not a de Polignac number, because 403252023 - 2⁸ = 403251767 is a prime.

It is a super-2 number, since 2×403252023² = 325224388107185058, 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 (403252027) 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, 67208668 + ... + 67208673.

It is an arithmetic number, because the mean of its divisors is an integer number (134417342).

Almost surely, 2^403252023 is an apocalyptic number.

403252023 is a deficient number, since it is larger than the sum of its proper divisors (134417345).

403252023 is a wasteful number, since it uses less digits than its factorization.

403252023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134417344.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 403252023 is about 20081.1359987427. The cubic root of 403252023 is about 738.7976719761.

The spelling of 403252023 in words is "four hundred three million, two hundred fifty-two thousand, twenty-three".