418989212 has 6 divisors (see below), whose sum is σ = 733231128. Its totient is φ = 209494604.

The previous prime is 418989173. The next prime is 418989217. The reversal of 418989212 is 212989814.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418989217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52373648 + ... + 52373655.

It is an arithmetic number, because the mean of its divisors is an integer number (122205188).

Almost surely, 2^418989212 is an apocalyptic number.

It is an amenable number.

418989212 is a deficient number, since it is larger than the sum of its proper divisors (314241916).

418989212 is a wasteful number, since it uses less digits than its factorization.

418989212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104747307 (or 104747305 counting only the distinct ones).

The product of its digits is 82944, while the sum is 44.

The square root of 418989212 is about 20469.2259746186. The cubic root of 418989212 is about 748.2859892811.

The spelling of 418989212 in words is "four hundred eighteen million, nine hundred eighty-nine thousand, two hundred twelve".