354320441 has 4 divisors (see below), whose sum is σ = 355881552. Its totient is φ = 352759332.

The previous prime is 354320437. The next prime is 354320453. The reversal of 354320441 is 144023453.

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 an emirpimes, since its reverse is a distinct semiprime: 144023453 = 7 ⋅20574779.

It is a cyclic number.

It is not a de Polignac number, because 354320441 - 2² = 354320437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 354320441.

It is not an unprimeable number, because it can be changed into a prime (354320411) 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, 780215 + ... + 780668.

It is an arithmetic number, because the mean of its divisors is an integer number (88970388).

Almost surely, 2^354320441 is an apocalyptic number.

It is an amenable number.

354320441 is a deficient number, since it is larger than the sum of its proper divisors (1561111).

354320441 is a wasteful number, since it uses less digits than its factorization.

354320441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561110.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 354320441 is about 18823.4014195097. The cubic root of 354320441 is about 707.6177787581.

Adding to 354320441 its reverse (144023453), we get a palindrome (498343894).

The spelling of 354320441 in words is "three hundred fifty-four million, three hundred twenty thousand, four hundred forty-one".