46389218 has 8 divisors (see below), whose sum is σ = 69670848. Its totient is φ = 23165604.

The previous prime is 46389197. The next prime is 46389263. The reversal of 46389218 is 81298364.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12446 + ... + 15737.

It is an arithmetic number, because the mean of its divisors is an integer number (8708856).

Almost surely, 2^46389218 is an apocalyptic number.

46389218 is a deficient number, since it is larger than the sum of its proper divisors (23281630).

46389218 is a wasteful number, since it uses less digits than its factorization.

46389218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29008.

The product of its digits is 82944, while the sum is 41.

The square root of 46389218 is about 6810.9630743383. The cubic root of 46389218 is about 359.3125202837.

The spelling of 46389218 in words is "forty-six million, three hundred eighty-nine thousand, two hundred eighteen".