3545172394 has 8 divisors (see below), whose sum is σ = 5318172288. Its totient is φ = 1772448300.

The previous prime is 3545172373. The next prime is 3545172439. The reversal of 3545172394 is 4932715453.

3545172394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3545172394.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33082 + ... + 90469.

It is an arithmetic number, because the mean of its divisors is an integer number (664771536).

Almost surely, 2^3545172394 is an apocalyptic number.

3545172394 is a deficient number, since it is larger than the sum of its proper divisors (1772999894).

3545172394 is a wasteful number, since it uses less digits than its factorization.

3545172394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137900.

The product of its digits is 453600, while the sum is 43.

The square root of 3545172394 is about 59541.3502870064. The cubic root of 3545172394 is about 1524.7984890417.

The spelling of 3545172394 in words is "three billion, five hundred forty-five million, one hundred seventy-two thousand, three hundred ninety-four".