45447344 has 10 divisors (see below), whose sum is σ = 88054260. Its totient is φ = 22723664.

The previous prime is 45447343. The next prime is 45447361. The reversal of 45447344 is 44374454.

45447344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45447344² = 4130922153308672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45447343) 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 as a sum of consecutive naturals, namely, 1420214 + ... + 1420245.

It is an arithmetic number, because the mean of its divisors is an integer number (8805426).

Almost surely, 2^45447344 is an apocalyptic number.

It is an amenable number.

45447344 is a deficient number, since it is larger than the sum of its proper divisors (42606916).

45447344 is a wasteful number, since it uses less digits than its factorization.

45447344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840467 (or 2840461 counting only the distinct ones).

The product of its digits is 107520, while the sum is 35.

The square root of 45447344 is about 6741.4645293141. The cubic root of 45447344 is about 356.8640795310.

The spelling of 45447344 in words is "forty-five million, four hundred forty-seven thousand, three hundred forty-four".