46640837 has 2 divisors, whose sum is σ = 46640838. Its totient is φ = 46640836.

The previous prime is 46640819. The next prime is 46640861. The reversal of 46640837 is 73804664.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24068836 + 22572001 = 4906^2 + 4751^2 .

It is a cyclic number.

It is not a de Polignac number, because 46640837 - 2¹⁴ = 46624453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46640837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46640807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23320418 + 23320419.

It is an arithmetic number, because the mean of its divisors is an integer number (23320419).

Almost surely, 2^46640837 is an apocalyptic number.

It is an amenable number.

46640837 is a deficient number, since it is larger than the sum of its proper divisors (1).

46640837 is an equidigital number, since it uses as much as digits as its factorization.

46640837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 46640837 is about 6829.4097109487. The cubic root of 46640837 is about 359.9609962888.

The spelling of 46640837 in words is "forty-six million, six hundred forty thousand, eight hundred thirty-seven".