46912989 has 8 divisors (see below), whose sum is σ = 62868960. Its totient is φ = 31116176.

The previous prime is 46912963. The next prime is 46912991. The reversal of 46912989 is 98921964.

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

It is a cyclic number.

It is not a de Polignac number, because 46912989 - 2⁷ = 46912861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46952989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39099 + ... + 40280.

It is an arithmetic number, because the mean of its divisors is an integer number (7858620).

Almost surely, 2^46912989 is an apocalyptic number.

It is an amenable number.

46912989 is a deficient number, since it is larger than the sum of its proper divisors (15955971).

46912989 is a wasteful number, since it uses less digits than its factorization.

46912989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79579.

The product of its digits is 279936, while the sum is 48.

The square root of 46912989 is about 6849.3057312402. The cubic root of 46912989 is about 360.6597700426.

The spelling of 46912989 in words is "forty-six million, nine hundred twelve thousand, nine hundred eighty-nine".