354450399 has 8 divisors (see below), whose sum is σ = 473320320. Its totient is φ = 235940376.

The previous prime is 354450361. The next prime is 354450407. The reversal of 354450399 is 993054453.

It is a happy number.

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

It is not a de Polignac number, because 354450399 - 2¹² = 354446303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354450399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354450329) 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 7 ways as a sum of consecutive naturals, for example, 87667 + ... + 91620.

It is an arithmetic number, because the mean of its divisors is an integer number (59165040).

Almost surely, 2^354450399 is an apocalyptic number.

354450399 is a deficient number, since it is larger than the sum of its proper divisors (118869921).

354450399 is a wasteful number, since it uses less digits than its factorization.

354450399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179949.

The product of its (nonzero) digits is 291600, while the sum is 42.

The square root of 354450399 is about 18826.8531358801. The cubic root of 354450399 is about 707.7042817648.

The spelling of 354450399 in words is "three hundred fifty-four million, four hundred fifty thousand, three hundred ninety-nine".