44540533 has 4 divisors (see below), whose sum is σ = 44632480. Its totient is φ = 44448588.

The previous prime is 44540519. The next prime is 44540543. The reversal of 44540533 is 33504544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44540533 - 2⁹ = 44540021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44540543) 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, 45243 + ... + 46216.

It is an arithmetic number, because the mean of its divisors is an integer number (11158120).

Almost surely, 2^44540533 is an apocalyptic number.

It is an amenable number.

44540533 is a deficient number, since it is larger than the sum of its proper divisors (91947).

44540533 is an equidigital number, since it uses as much as digits as its factorization.

44540533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91946.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 44540533 is about 6673.8694173620. The cubic root of 44540533 is about 354.4746126326.

The spelling of 44540533 in words is "forty-four million, five hundred forty thousand, five hundred thirty-three".