189796376 has 64 divisors (see below), whose sum is σ = 451042560. Its totient is φ = 72720000.

The previous prime is 189796363. The next prime is 189796433. The reversal of 189796376 is 673697981.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35051 + ... + 40101.

It is an arithmetic number, because the mean of its divisors is an integer number (7047540).

Almost surely, 2^189796376 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 189796376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225521280).

189796376 is an abundant number, since it is smaller than the sum of its proper divisors (261246184).

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

189796376 is a wasteful number, since it uses less digits than its factorization.

189796376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5136 (or 5132 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 56.

The square root of 189796376 is about 13776.6605532691. The cubic root of 189796376 is about 574.6842637099.

The spelling of 189796376 in words is "one hundred eighty-nine million, seven hundred ninety-six thousand, three hundred seventy-six".