354374447 has 4 divisors (see below), whose sum is σ = 404999376. Its totient is φ = 303749520.

The previous prime is 354374443. The next prime is 354374459. The reversal of 354374447 is 744473453.

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 354374447 - 2² = 354374443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354374443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25312454 + ... + 25312467.

It is an arithmetic number, because the mean of its divisors is an integer number (101249844).

Almost surely, 2^354374447 is an apocalyptic number.

354374447 is a deficient number, since it is larger than the sum of its proper divisors (50624929).

354374447 is an equidigital number, since it uses as much as digits as its factorization.

354374447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50624928.

The product of its digits is 564480, while the sum is 41.

The square root of 354374447 is about 18824.8359089794. The cubic root of 354374447 is about 707.6537289507.

The spelling of 354374447 in words is "three hundred fifty-four million, three hundred seventy-four thousand, four hundred forty-seven".