3545279320 has 128 divisors (see below), whose sum is σ = 9091180800. Its totient is φ = 1232755200.

The previous prime is 3545279299. The next prime is 3545279333. The reversal of 3545279320 is 239725453.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 958675 + ... + 962365.

It is an arithmetic number, because the mean of its divisors is an integer number (71024850).

Almost surely, 2^3545279320 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 3545279320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4545590400).

3545279320 is an abundant number, since it is smaller than the sum of its proper divisors (5545901480).

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

3545279320 is a wasteful number, since it uses less digits than its factorization.

3545279320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809 (or 3805 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 40.

The square root of 3545279320 is about 59542.2481940345. The cubic root of 3545279320 is about 1524.8138187113.

The spelling of 3545279320 in words is "three billion, five hundred forty-five million, two hundred seventy-nine thousand, three hundred twenty".