45377849 has 4 divisors (see below), whose sum is σ = 49503120. Its totient is φ = 41252580.

The previous prime is 45377809. The next prime is 45377851. The reversal of 45377849 is 94877354.

45377849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45377849 - 2¹⁶ = 45312313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45377809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2062619 + ... + 2062640.

It is an arithmetic number, because the mean of its divisors is an integer number (12375780).

Almost surely, 2^45377849 is an apocalyptic number.

It is an amenable number.

45377849 is a deficient number, since it is larger than the sum of its proper divisors (4125271).

45377849 is a wasteful number, since it uses less digits than its factorization.

45377849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125270.

The product of its digits is 846720, while the sum is 47.

The square root of 45377849 is about 6736.3082619488. The cubic root of 45377849 is about 356.6820892779.

The spelling of 45377849 in words is "forty-five million, three hundred seventy-seven thousand, eight hundred forty-nine".