354339491 has 8 divisors (see below), whose sum is σ = 396999984. Its totient is φ = 313420320.

The previous prime is 354339473. The next prime is 354339499. The reversal of 354339491 is 194933453.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 354339491 - 2²⁶ = 287230627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354339499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434900 + ... + 435713.

It is an arithmetic number, because the mean of its divisors is an integer number (49624998).

Almost surely, 2^354339491 is an apocalyptic number.

354339491 is a deficient number, since it is larger than the sum of its proper divisors (42660493).

354339491 is a wasteful number, since it uses less digits than its factorization.

354339491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870661.

The product of its digits is 174960, while the sum is 41.

The square root of 354339491 is about 18823.9074317741. The cubic root of 354339491 is about 707.6304601951.

It can be divided in two parts, 3543 and 39491, that added together give a palindrome (43034).

The spelling of 354339491 in words is "three hundred fifty-four million, three hundred thirty-nine thousand, four hundred ninety-one".