402411023 has 8 divisors (see below), whose sum is σ = 471115680. Its totient is φ = 336510720.

The previous prime is 402411019. The next prime is 402411041. The reversal of 402411023 is 320114204.

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

It is not a de Polignac number, because 402411023 - 2² = 402411019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402410992 and 402411010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402411523) 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, 700778 + ... + 701351.

It is an arithmetic number, because the mean of its divisors is an integer number (58889460).

Almost surely, 2^402411023 is an apocalyptic number.

402411023 is a deficient number, since it is larger than the sum of its proper divisors (68704657).

402411023 is a wasteful number, since it uses less digits than its factorization.

402411023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402177.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 402411023 is about 20060.1850190869. The cubic root of 402411023 is about 738.2837160675.

Adding to 402411023 its reverse (320114204), we get a palindrome (722525227).

The spelling of 402411023 in words is "four hundred two million, four hundred eleven thousand, twenty-three".