189016395 has 8 divisors (see below), whose sum is σ = 302426256. Its totient is φ = 100808736.

The previous prime is 189016339. The next prime is 189016409. The reversal of 189016395 is 593610981.

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

It is not a de Polignac number, because 189016395 - 2¹³ = 189008203 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6300532 + ... + 6300561.

It is an arithmetic number, because the mean of its divisors is an integer number (37803282).

Almost surely, 2^189016395 is an apocalyptic number.

189016395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

189016395 is a deficient number, since it is larger than the sum of its proper divisors (113409861).

189016395 is a wasteful number, since it uses less digits than its factorization.

189016395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12601101.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 189016395 is about 13748.3233523219. The cubic root of 189016395 is about 573.8959482708.

The spelling of 189016395 in words is "one hundred eighty-nine million, sixteen thousand, three hundred ninety-five".