46891289 has 8 divisors (see below), whose sum is σ = 49541760. Its totient is φ = 44309776.

The previous prime is 46891283. The next prime is 46891301. The reversal of 46891289 is 98219864.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46891289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is not an unprimeable number, because it can be changed into a prime (46891283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15839 + ... + 18564.

It is an arithmetic number, because the mean of its divisors is an integer number (6192720).

Almost surely, 2^46891289 is an apocalyptic number.

It is an amenable number.

46891289 is a deficient number, since it is larger than the sum of its proper divisors (2650471).

46891289 is a wasteful number, since it uses less digits than its factorization.

46891289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34479.

The product of its digits is 248832, while the sum is 47.

The square root of 46891289 is about 6847.7214458534. The cubic root of 46891289 is about 360.6041527236.

The spelling of 46891289 in words is "forty-six million, eight hundred ninety-one thousand, two hundred eighty-nine".