350400023 has 2 divisors, whose sum is σ = 350400024. Its totient is φ = 350400022.

The previous prime is 350399969. The next prime is 350400041. The reversal of 350400023 is 320004053.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 350400023 - 2²⁸ = 81964567 is a prime.

It is a super-2 number, since 2×350400023² = 245560352236801058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 350399974 and 350400010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350400623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175200011 + 175200012.

It is an arithmetic number, because the mean of its divisors is an integer number (175200012).

Almost surely, 2^350400023 is an apocalyptic number.

350400023 is a deficient number, since it is larger than the sum of its proper divisors (1).

350400023 is an equidigital number, since it uses as much as digits as its factorization.

350400023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 350400023 is about 18718.9749452260. The cubic root of 350400023 is about 704.9982549460.

Adding to 350400023 its reverse (320004053), we get a palindrome (670404076).

The spelling of 350400023 in words is "three hundred fifty million, four hundred thousand, twenty-three".