46783729 has 4 divisors (see below), whose sum is σ = 47424676. Its totient is φ = 46142784.

The previous prime is 46783703. The next prime is 46783769. The reversal of 46783729 is 92738764.

46783729 = 492² + 493² + ... + 637².

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

It can be written as a sum of positive squares in 2 ways, for example, as 23280625 + 23503104 = 4825^2 + 4848^2 .

It is a cyclic number.

It is not a de Polignac number, because 46783729 - 2⁷ = 46783601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46783769) 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, 320364 + ... + 320509.

It is an arithmetic number, because the mean of its divisors is an integer number (11856169).

Almost surely, 2^46783729 is an apocalyptic number.

It is an amenable number.

46783729 is a deficient number, since it is larger than the sum of its proper divisors (640947).

46783729 is an equidigital number, since it uses as much as digits as its factorization.

46783729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640946.

The product of its digits is 508032, while the sum is 46.

The square root of 46783729 is about 6839.8632296267. The cubic root of 46783729 is about 360.3282217509.

The spelling of 46783729 in words is "forty-six million, seven hundred eighty-three thousand, seven hundred twenty-nine".