374351321 has 4 divisors (see below), whose sum is σ = 374390544. Its totient is φ = 374312100.

The previous prime is 374351317. The next prime is 374351333. The reversal of 374351321 is 123153473.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 123153473 = 59 ⋅2087347.

It is a cyclic number.

It is not a de Polignac number, because 374351321 - 2² = 374351317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (374351221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5006 + ... + 27816.

It is an arithmetic number, because the mean of its divisors is an integer number (93597636).

Almost surely, 2^374351321 is an apocalyptic number.

It is an amenable number.

374351321 is a deficient number, since it is larger than the sum of its proper divisors (39223).

374351321 is a wasteful number, since it uses less digits than its factorization.

374351321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39222.

The product of its digits is 7560, while the sum is 29.

The square root of 374351321 is about 19348.1606619337. The cubic root of 374351321 is about 720.7087420544.

The spelling of 374351321 in words is "three hundred seventy-four million, three hundred fifty-one thousand, three hundred twenty-one".