46447439 has 4 divisors (see below), whose sum is σ = 47527656. Its totient is φ = 45367224.

The previous prime is 46447433. The next prime is 46447441. The reversal of 46447439 is 93474464.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46447439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46447396 and 46447405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46447433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540044 + ... + 540129.

It is an arithmetic number, because the mean of its divisors is an integer number (11881914).

Almost surely, 2^46447439 is an apocalyptic number.

46447439 is a deficient number, since it is larger than the sum of its proper divisors (1080217).

46447439 is a wasteful number, since it uses less digits than its factorization.

46447439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080216.

The product of its digits is 290304, while the sum is 41.

The square root of 46447439 is about 6815.2357992956. The cubic root of 46447439 is about 359.4627763814.

The spelling of 46447439 in words is "forty-six million, four hundred forty-seven thousand, four hundred thirty-nine".