46909439 has 8 divisors (see below), whose sum is σ = 47317200. Its totient is φ = 46503936.

The previous prime is 46909433. The next prime is 46909459. The reversal of 46909439 is 93490964.

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 46909439 - 2¹² = 46905343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46909439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46909433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89432 + ... + 89954.

It is an arithmetic number, because the mean of its divisors is an integer number (5914650).

Almost surely, 2^46909439 is an apocalyptic number.

46909439 is a deficient number, since it is larger than the sum of its proper divisors (407761).

46909439 is a wasteful number, since it uses less digits than its factorization.

46909439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 46909439 is about 6849.0465759841. The cubic root of 46909439 is about 360.6506725304.

The spelling of 46909439 in words is "forty-six million, nine hundred nine thousand, four hundred thirty-nine".