354673728 has 140 divisors (see below), whose sum is σ = 1085770752. Its totient is φ = 114359040.

The previous prime is 354673717. The next prime is 354673733. The reversal of 354673728 is 827376453.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 159601 + ... + 161807.

Almost surely, 2^354673728 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 354673728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (542885376).

354673728 is an abundant number, since it is smaller than the sum of its proper divisors (731097024).

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

354673728 is a wasteful number, since it uses less digits than its factorization.

354673728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2262 (or 2243 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 354673728 is about 18832.7833312020. The cubic root of 354673728 is about 707.8528852621.

The spelling of 354673728 in words is "three hundred fifty-four million, six hundred seventy-three thousand, seven hundred twenty-eight".