353606389 has 2 divisors, whose sum is σ = 353606390. Its totient is φ = 353606388.

The previous prime is 353606381. The next prime is 353606399. The reversal of 353606389 is 983606353.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250177489 + 103428900 = 15817^2 + 10170^2 .

It is a cyclic number.

It is not a de Polignac number, because 353606389 - 2³ = 353606381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (353606381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176803194 + 176803195.

It is an arithmetic number, because the mean of its divisors is an integer number (176803195).

Almost surely, 2^353606389 is an apocalyptic number.

It is an amenable number.

353606389 is a deficient number, since it is larger than the sum of its proper divisors (1).

353606389 is an equidigital number, since it uses as much as digits as its factorization.

353606389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 43.

The square root of 353606389 is about 18804.4247186666. The cubic root of 353606389 is about 707.1421116924.

The spelling of 353606389 in words is "three hundred fifty-three million, six hundred six thousand, three hundred eighty-nine".