46018989 has 8 divisors (see below), whose sum is σ = 68176320. Its totient is φ = 30679308.

The previous prime is 46018957. The next prime is 46018991. The reversal of 46018989 is 98981064.

46018989 is a `hidden beast` number, since 460 + 189 + 8 + 9 = 666.

It is not a de Polignac number, because 46018989 - 2⁵ = 46018957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46018909) 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, 852177 + ... + 852230.

It is an arithmetic number, because the mean of its divisors is an integer number (8522040).

Almost surely, 2^46018989 is an apocalyptic number.

It is an amenable number.

46018989 is a deficient number, since it is larger than the sum of its proper divisors (22157331).

46018989 is a wasteful number, since it uses less digits than its factorization.

46018989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704416 (or 1704410 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 46018989 is about 6783.7297263379. The cubic root of 46018989 is about 358.3540835769.

The spelling of 46018989 in words is "forty-six million, eighteen thousand, nine hundred eighty-nine".