45444345 has 8 divisors (see below), whose sum is σ = 72710976. Its totient is φ = 24236976.

The previous prime is 45444319. The next prime is 45444361. The reversal of 45444345 is 54344454.

It is a happy number.

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

It is not a de Polignac number, because 45444345 - 2⁹ = 45443833 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1514797 + ... + 1514826.

It is an arithmetic number, because the mean of its divisors is an integer number (9088872).

Almost surely, 2^45444345 is an apocalyptic number.

It is an amenable number.

45444345 is a deficient number, since it is larger than the sum of its proper divisors (27266631).

45444345 is a wasteful number, since it uses less digits than its factorization.

45444345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3029631.

The product of its digits is 76800, while the sum is 33.

The square root of 45444345 is about 6741.2420962312. The cubic root of 45444345 is about 356.8562297220.

Adding to 45444345 its reverse (54344454), we get a palindrome (99788799).

The spelling of 45444345 in words is "forty-five million, four hundred forty-four thousand, three hundred forty-five".