354004331 has 4 divisors (see below), whose sum is σ = 360683712. Its totient is φ = 347324952.

The previous prime is 354004303. The next prime is 354004369. The reversal of 354004331 is 133400453.

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

It is a cyclic number.

It is not a de Polignac number, because 354004331 - 2¹⁴ = 353987947 is a prime.

It is a super-2 number, since 2×354004331² = 250638132733515122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 354004297 and 354004306.

It is not an unprimeable number, because it can be changed into a prime (354004031) 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, 3339611 + ... + 3339716.

It is an arithmetic number, because the mean of its divisors is an integer number (90170928).

Almost surely, 2^354004331 is an apocalyptic number.

354004331 is a deficient number, since it is larger than the sum of its proper divisors (6679381).

354004331 is an equidigital number, since it uses as much as digits as its factorization.

354004331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6679380.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 354004331 is about 18815.0028169012. The cubic root of 354004331 is about 707.4072804031.

Adding to 354004331 its reverse (133400453), we get a palindrome (487404784).

The spelling of 354004331 in words is "three hundred fifty-four million, four thousand, three hundred thirty-one".