320348354 has 4 divisors (see below), whose sum is σ = 480522534. Its totient is φ = 160174176.

The previous prime is 320348321. The next prime is 320348363. The reversal of 320348354 is 453843023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 213949129 + 106399225 = 14627^2 + 10315^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 320348354.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80087087 + ... + 80087090.

Almost surely, 2^320348354 is an apocalyptic number.

320348354 is a deficient number, since it is larger than the sum of its proper divisors (160174180).

320348354 is a wasteful number, since it uses less digits than its factorization.

320348354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160174179.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 320348354 is about 17898.2779618599. The cubic root of 320348354 is about 684.2384873953.

The spelling of 320348354 in words is "three hundred twenty million, three hundred forty-eight thousand, three hundred fifty-four".