353042473 has 4 divisors (see below), whose sum is σ = 403477120. Its totient is φ = 302607828.

The previous prime is 353042471. The next prime is 353042507. The reversal of 353042473 is 374240353.

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: 374240353 = 661 ⋅566173.

It is a cyclic number.

It is not a de Polignac number, because 353042473 - 2¹ = 353042471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353042471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25217313 + ... + 25217326.

It is an arithmetic number, because the mean of its divisors is an integer number (100869280).

Almost surely, 2^353042473 is an apocalyptic number.

It is an amenable number.

353042473 is a deficient number, since it is larger than the sum of its proper divisors (50434647).

353042473 is an equidigital number, since it uses as much as digits as its factorization.

353042473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50434646.

The product of its (nonzero) digits is 30240, while the sum is 31.

The square root of 353042473 is about 18789.4244989036. The cubic root of 353042473 is about 706.7660052540.

The spelling of 353042473 in words is "three hundred fifty-three million, forty-two thousand, four hundred seventy-three".