46807639 has 4 divisors (see below), whose sum is σ = 47690856. Its totient is φ = 45924424.

The previous prime is 46807633. The next prime is 46807661. The reversal of 46807639 is 93670864.

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-46807639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46807595 and 46807604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46807633) 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, 441529 + ... + 441634.

It is an arithmetic number, because the mean of its divisors is an integer number (11922714).

Almost surely, 2^46807639 is an apocalyptic number.

46807639 is a deficient number, since it is larger than the sum of its proper divisors (883217).

46807639 is an equidigital number, since it uses as much as digits as its factorization.

46807639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883216.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 46807639 is about 6841.6108483310. The cubic root of 46807639 is about 360.3895962264.

The spelling of 46807639 in words is "forty-six million, eight hundred seven thousand, six hundred thirty-nine".