46691489 has 12 divisors (see below), whose sum is σ = 50883516. Its totient is φ = 42823872.

The previous prime is 46691471. The next prime is 46691501. The reversal of 46691489 is 98419664.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 4376464 + 42315025 = 2092^2 + 6505^2 .

It is not a de Polignac number, because 46691489 - 2²⁴ = 29914273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46691419) 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 11 ways as a sum of consecutive naturals, for example, 28439 + ... + 30035.

It is an arithmetic number, because the mean of its divisors is an integer number (4240293).

Almost surely, 2^46691489 is an apocalyptic number.

It is an amenable number.

46691489 is a deficient number, since it is larger than the sum of its proper divisors (4192027).

46691489 is a wasteful number, since it uses less digits than its factorization.

46691489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796 (or 1783 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 46691489 is about 6833.1170778789. The cubic root of 46691489 is about 360.0912551583.

The spelling of 46691489 in words is "forty-six million, six hundred ninety-one thousand, four hundred eighty-nine".