46443649 has 8 divisors (see below), whose sum is σ = 53140608. Its totient is φ = 39762240.

The previous prime is 46443629. The next prime is 46443659. The reversal of 46443649 is 94634464.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 46443649 - 2¹⁷ = 46312577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46443629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3444 + ... + 10234.

It is an arithmetic number, because the mean of its divisors is an integer number (6642576).

Almost surely, 2^46443649 is an apocalyptic number.

It is an amenable number.

46443649 is a deficient number, since it is larger than the sum of its proper divisors (6696959).

46443649 is an equidigital number, since it uses as much as digits as its factorization.

46443649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7775.

The product of its digits is 248832, while the sum is 40.

The square root of 46443649 is about 6814.9577401478. The cubic root of 46443649 is about 359.4529990144.

The spelling of 46443649 in words is "forty-six million, four hundred forty-three thousand, six hundred forty-nine".