45448577 has 4 divisors (see below), whose sum is σ = 46415616. Its totient is φ = 44481540.

The previous prime is 45448561. The next prime is 45448583. The reversal of 45448577 is 77584454.

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 45448577 - 2⁴ = 45448561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45448537) 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, 483449 + ... + 483542.

It is an arithmetic number, because the mean of its divisors is an integer number (11603904).

Almost surely, 2^45448577 is an apocalyptic number.

45448577 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

45448577 is a deficient number, since it is larger than the sum of its proper divisors (967039).

45448577 is an equidigital number, since it uses as much as digits as its factorization.

45448577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967038.

The product of its digits is 627200, while the sum is 44.

The square root of 45448577 is about 6741.5559776657. Note that the first 3 decimals coincide. The cubic root of 45448577 is about 356.8673067782.

The spelling of 45448577 in words is "forty-five million, four hundred forty-eight thousand, five hundred seventy-seven".