354579647 has 4 divisors (see below), whose sum is σ = 354637296. Its totient is φ = 354522000.

The previous prime is 354579623. The next prime is 354579689. The reversal of 354579647 is 746975453.

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 354579647 - 2⁶ = 354579583 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 354579595 and 354579604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354579697) 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, 18323 + ... + 32324.

It is an arithmetic number, because the mean of its divisors is an integer number (88659324).

Almost surely, 2^354579647 is an apocalyptic number.

354579647 is a deficient number, since it is larger than the sum of its proper divisors (57649).

354579647 is an equidigital number, since it uses as much as digits as its factorization.

354579647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57648.

The product of its digits is 3175200, while the sum is 50.

The square root of 354579647 is about 18830.2853669295. The cubic root of 354579647 is about 707.7902912108.

The spelling of 354579647 in words is "three hundred fifty-four million, five hundred seventy-nine thousand, six hundred forty-seven".