46438149 has 8 divisors (see below), whose sum is σ = 62264160. Its totient is φ = 30785456.

The previous prime is 46438121. The next prime is 46438163. The reversal of 46438149 is 94183464.

It is a happy number.

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 46438149 - 2⁹ = 46437637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46438349) 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, 42702 + ... + 43775.

It is an arithmetic number, because the mean of its divisors is an integer number (7783020).

Almost surely, 2^46438149 is an apocalyptic number.

It is an amenable number.

46438149 is a deficient number, since it is larger than the sum of its proper divisors (15826011).

46438149 is a wasteful number, since it uses less digits than its factorization.

46438149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86659.

The product of its digits is 82944, while the sum is 39.

The square root of 46438149 is about 6814.5542040547. The cubic root of 46438149 is about 359.4388092770.

The spelling of 46438149 in words is "forty-six million, four hundred thirty-eight thousand, one hundred forty-nine".