369191394 has 96 divisors (see below), whose sum is σ = 989352000. Its totient is φ = 97822080.

The previous prime is 369191371. The next prime is 369191399. The reversal of 369191394 is 493191963.

369191394 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (369191399) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45132 + ... + 52680.

It is an arithmetic number, because the mean of its divisors is an integer number (10305750).

Almost surely, 2^369191394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 369191394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494676000).

369191394 is an abundant number, since it is smaller than the sum of its proper divisors (620160606).

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

369191394 is a wasteful number, since it uses less digits than its factorization.

369191394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7600 (or 7597 counting only the distinct ones).

The product of its digits is 157464, while the sum is 45.

The square root of 369191394 is about 19214.3538533046. The cubic root of 369191394 is about 717.3820784163.

The spelling of 369191394 in words is "three hundred sixty-nine million, one hundred ninety-one thousand, three hundred ninety-four".