30194236 has 12 divisors (see below), whose sum is σ = 53022312. Its totient is φ = 15045008.

The previous prime is 30194231. The next prime is 30194243. The reversal of 30194236 is 63249103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30194231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11710 + ... + 14053.

It is an arithmetic number, because the mean of its divisors is an integer number (4418526).

Almost surely, 2^30194236 is an apocalyptic number.

It is an amenable number.

30194236 is a deficient number, since it is larger than the sum of its proper divisors (22828076).

30194236 is a wasteful number, since it uses less digits than its factorization.

30194236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26060 (or 26058 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 30194236 is about 5494.9282069923. The cubic root of 30194236 is about 311.3924045278.

The spelling of 30194236 in words is "thirty million, one hundred ninety-four thousand, two hundred thirty-six".