353426401 has 2 divisors, whose sum is σ = 353426402. Its totient is φ = 353426400.

The previous prime is 353426399. The next prime is 353426431. The reversal of 353426401 is 104624353.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253446400 + 99980001 = 15920^2 + 9999^2 .

It is a cyclic number.

It is not a de Polignac number, because 353426401 - 2¹ = 353426399 is a prime.

Together with 353426399, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 353426401.

It is not a weakly prime, because it can be changed into another prime (353426431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176713200 + 176713201.

It is an arithmetic number, because the mean of its divisors is an integer number (176713201).

Almost surely, 2^353426401 is an apocalyptic number.

It is an amenable number.

353426401 is a deficient number, since it is larger than the sum of its proper divisors (1).

353426401 is an equidigital number, since it uses as much as digits as its factorization.

353426401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 353426401 is about 18799.6383209891. The cubic root of 353426401 is about 707.0221113196.

The spelling of 353426401 in words is "three hundred fifty-three million, four hundred twenty-six thousand, four hundred one".