353396561 has 32 divisors (see below), whose sum is σ = 453600000. Its totient is φ = 268019712.

The previous prime is 353396543. The next prime is 353396567. The reversal of 353396561 is 165693353.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-353396561 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (353396567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 336365 + ... + 337413.

It is an arithmetic number, because the mean of its divisors is an integer number (14175000).

Almost surely, 2^353396561 is an apocalyptic number.

It is an amenable number.

353396561 is a deficient number, since it is larger than the sum of its proper divisors (100203439).

353396561 is a wasteful number, since it uses less digits than its factorization.

353396561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241.

The product of its digits is 218700, while the sum is 41.

The square root of 353396561 is about 18798.8446719473. The cubic root of 353396561 is about 707.0022126613.

The spelling of 353396561 in words is "three hundred fifty-three million, three hundred ninety-six thousand, five hundred sixty-one".