354470399 has 4 divisors (see below), whose sum is σ = 365904960. Its totient is φ = 343035840.

The previous prime is 354470353. The next prime is 354470419. The reversal of 354470399 is 993074453.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354470399 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 (354470999) 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, 5717234 + ... + 5717295.

It is an arithmetic number, because the mean of its divisors is an integer number (91476240).

Almost surely, 2^354470399 is an apocalyptic number.

354470399 is a deficient number, since it is larger than the sum of its proper divisors (11434561).

354470399 is a wasteful number, since it uses less digits than its factorization.

354470399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11434560.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 354470399 is about 18827.3842845999. The cubic root of 354470399 is about 707.7175923431.

The spelling of 354470399 in words is "three hundred fifty-four million, four hundred seventy thousand, three hundred ninety-nine".