30673198 has 12 divisors (see below), whose sum is σ = 47544840. Its totient is φ = 14840940.

The previous prime is 30673193. The next prime is 30673199. The reversal of 30673198 is 89137603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30673193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6058 + ... + 9901.

It is an arithmetic number, because the mean of its divisors is an integer number (3962070).

Almost surely, 2^30673198 is an apocalyptic number.

30673198 is a deficient number, since it is larger than the sum of its proper divisors (16871642).

30673198 is a wasteful number, since it uses less digits than its factorization.

30673198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16023 (or 15992 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 30673198 is about 5538.3389206512. The cubic root of 30673198 is about 313.0302821603.

The spelling of 30673198 in words is "thirty million, six hundred seventy-three thousand, one hundred ninety-eight".