45344845 has 48 divisors (see below), whose sum is σ = 71245440. Its totient is φ = 27409536.

The previous prime is 45344843. The next prime is 45344861. The reversal of 45344845 is 54844354.

It is not a de Polignac number, because 45344845 - 2¹ = 45344843 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45344843) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72946 + ... + 73564.

It is an arithmetic number, because the mean of its divisors is an integer number (1484280).

Almost surely, 2^45344845 is an apocalyptic number.

It is an amenable number.

45344845 is a deficient number, since it is larger than the sum of its proper divisors (25900595).

45344845 is a wasteful number, since it uses less digits than its factorization.

45344845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674 (or 667 counting only the distinct ones).

The product of its digits is 153600, while the sum is 37.

The square root of 45344845 is about 6733.8581066132. The cubic root of 45344845 is about 356.5955948681.

The spelling of 45344845 in words is "forty-five million, three hundred forty-four thousand, eight hundred forty-five".