345226501 has 2 divisors, whose sum is σ = 345226502. Its totient is φ = 345226500.

The previous prime is 345226499. The next prime is 345226529. The reversal of 345226501 is 105622543.

It is an a-pointer prime, because the next prime (345226529) can be obtained adding 345226501 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295805601 + 49420900 = 17199^2 + 7030^2 .

It is a cyclic number.

It is not a de Polignac number, because 345226501 - 2¹ = 345226499 is a prime.

Together with 345226499, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345226501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345226591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172613250 + 172613251.

It is an arithmetic number, because the mean of its divisors is an integer number (172613251).

Almost surely, 2^345226501 is an apocalyptic number.

It is an amenable number.

345226501 is a deficient number, since it is larger than the sum of its proper divisors (1).

345226501 is an equidigital number, since it uses as much as digits as its factorization.

345226501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 345226501 is about 18580.2718225542. The cubic root of 345226501 is about 701.5113610219.

The spelling of 345226501 in words is "three hundred forty-five million, two hundred twenty-six thousand, five hundred one".