45445073 has 8 divisors (see below), whose sum is σ = 46122048. Its totient is φ = 44771344.

The previous prime is 45445069. The next prime is 45445087. The reversal of 45445073 is 37054454.

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

It is a cyclic number.

It is not a de Polignac number, because 45445073 - 2² = 45445069 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45445003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45740 + ... + 46722.

It is an arithmetic number, because the mean of its divisors is an integer number (5765256).

Almost surely, 2^45445073 is an apocalyptic number.

It is an amenable number.

45445073 is a deficient number, since it is larger than the sum of its proper divisors (676975).

45445073 is an equidigital number, since it uses as much as digits as its factorization.

45445073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623.

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 45445073 is about 6741.2960919989. The cubic root of 45445073 is about 356.8581352759.

The spelling of 45445073 in words is "forty-five million, four hundred forty-five thousand, seventy-three".