353634673 has 4 divisors (see below), whose sum is σ = 404153920. Its totient is φ = 303115428.

The previous prime is 353634649. The next prime is 353634689. The reversal of 353634673 is 376436353.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 376436353 = 2239 ⋅168127.

It is a de Polignac number, because none of the positive numbers 2^k-353634673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353634373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25259613 + ... + 25259626.

It is an arithmetic number, because the mean of its divisors is an integer number (101038480).

Almost surely, 2^353634673 is an apocalyptic number.

It is an amenable number.

353634673 is a deficient number, since it is larger than the sum of its proper divisors (50519247).

353634673 is an equidigital number, since it uses as much as digits as its factorization.

353634673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50519246.

The product of its digits is 408240, while the sum is 40.

The square root of 353634673 is about 18805.1767606689. The cubic root of 353634673 is about 707.1609653056.

The spelling of 353634673 in words is "three hundred fifty-three million, six hundred thirty-four thousand, six hundred seventy-three".