45544261 has 4 divisors (see below), whose sum is σ = 52050592. Its totient is φ = 39037932.

The previous prime is 45544193. The next prime is 45544307. The reversal of 45544261 is 16244554.

It is a happy number.

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 45544261 - 2⁷ = 45544133 is a prime.

It is a super-2 number, since 2×45544261² = 4148559420072242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45544361) 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, 3253155 + ... + 3253168.

It is an arithmetic number, because the mean of its divisors is an integer number (13012648).

Almost surely, 2^45544261 is an apocalyptic number.

It is an amenable number.

45544261 is a deficient number, since it is larger than the sum of its proper divisors (6506331).

45544261 is an equidigital number, since it uses as much as digits as its factorization.

45544261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6506330.

The product of its digits is 19200, while the sum is 31.

The square root of 45544261 is about 6748.6488277284. The cubic root of 45544261 is about 357.1175717184.

The spelling of 45544261 in words is "forty-five million, five hundred forty-four thousand, two hundred sixty-one".