45446149 has 8 divisors (see below), whose sum is σ = 52474688. Its totient is φ = 38551680.

The previous prime is 45446129. The next prime is 45446153. The reversal of 45446149 is 94164454.

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

It is not a de Polignac number, because 45446149 - 2⁷ = 45446021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45446129) 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, 32787 + ... + 34144.

It is an arithmetic number, because the mean of its divisors is an integer number (6559336).

Almost surely, 2^45446149 is an apocalyptic number.

It is an amenable number.

45446149 is a deficient number, since it is larger than the sum of its proper divisors (7028539).

45446149 is an equidigital number, since it uses as much as digits as its factorization.

45446149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67035.

The product of its digits is 69120, while the sum is 37.

The square root of 45446149 is about 6741.3758981383. The cubic root of 45446149 is about 356.8609516892.

The spelling of 45446149 in words is "forty-five million, four hundred forty-six thousand, one hundred forty-nine".