44149545 has 48 divisors (see below), whose sum is σ = 84614400. Its totient is φ = 21116160.

The previous prime is 44149537. The next prime is 44149601. The reversal of 44149545 is 54594144.

It is not a de Polignac number, because 44149545 - 2³ = 44149537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38541 + ... + 39669.

It is an arithmetic number, because the mean of its divisors is an integer number (1762800).

Almost surely, 2^44149545 is an apocalyptic number.

44149545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44149545 is a deficient number, since it is larger than the sum of its proper divisors (40464855).

44149545 is a wasteful number, since it uses less digits than its factorization.

44149545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230 (or 1227 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 44149545 is about 6644.5123974600. The cubic root of 44149545 is about 353.4343403128.

The spelling of 44149545 in words is "forty-four million, one hundred forty-nine thousand, five hundred forty-five".