354445616 has 60 divisors (see below), whose sum is σ = 802104912. Its totient is φ = 151288704.

The previous prime is 354445613. The next prime is 354445633. The reversal of 354445616 is 616544453.

It is a self number, because there is not a number n which added to its sum of digits gives 354445616.

It is not an unprimeable number, because it can be changed into a prime (354445613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228941 + ... + 230483.

Almost surely, 2^354445616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 354445616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (401052456).

354445616 is an abundant number, since it is smaller than the sum of its proper divisors (447659296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354445616 is a wasteful number, since it uses less digits than its factorization.

354445616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858 (or 1845 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 354445616 is about 18826.7261094435. The cubic root of 354445616 is about 707.7010984658.

The spelling of 354445616 in words is "three hundred fifty-four million, four hundred forty-five thousand, six hundred sixteen".