45448937 has 4 divisors (see below), whose sum is σ = 46024320. Its totient is φ = 44873556.

The previous prime is 45448927. The next prime is 45449011. The reversal of 45448937 is 73984454.

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 45448937 - 2⁶ = 45448873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45448927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287573 + ... + 287730.

It is an arithmetic number, because the mean of its divisors is an integer number (11506080).

Almost surely, 2^45448937 is an apocalyptic number.

It is an amenable number.

45448937 is a deficient number, since it is larger than the sum of its proper divisors (575383).

45448937 is an equidigital number, since it uses as much as digits as its factorization.

45448937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575382.

The product of its digits is 483840, while the sum is 44.

The square root of 45448937 is about 6741.5826776804. The cubic root of 45448937 is about 356.8682490291.

The spelling of 45448937 in words is "forty-five million, four hundred forty-eight thousand, nine hundred thirty-seven".