298149212 has 24 divisors (see below), whose sum is σ = 543267312. Its totient is φ = 143049600.

The previous prime is 298149211. The next prime is 298149223. The reversal of 298149212 is 212941892.

298149212 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is an alternating number because its digits alternate between even and odd.

298149212 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298149211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4898 + ... + 24905.

It is an arithmetic number, because the mean of its divisors is an integer number (22636138).

Almost surely, 2^298149212 is an apocalyptic number.

It is an amenable number.

298149212 is a deficient number, since it is larger than the sum of its proper divisors (245118100).

298149212 is a wasteful number, since it uses less digits than its factorization.

298149212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29909 (or 29907 counting only the distinct ones).

The product of its digits is 20736, while the sum is 38.

The square root of 298149212 is about 17266.9977703132. The cubic root of 298149212 is about 668.0534666229.

The spelling of 298149212 in words is "two hundred ninety-eight million, one hundred forty-nine thousand, two hundred twelve".