45474443 has 16 divisors (see below), whose sum is σ = 53636544. Its totient is φ = 37739520.

The previous prime is 45474433. The next prime is 45474449. The reversal of 45474443 is 34447454.

It is not a de Polignac number, because 45474443 - 2¹⁶ = 45408907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45474449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87023 + ... + 87543.

It is an arithmetic number, because the mean of its divisors is an integer number (3352284).

Almost surely, 2^45474443 is an apocalyptic number.

45474443 is a deficient number, since it is larger than the sum of its proper divisors (8162101).

45474443 is a wasteful number, since it uses less digits than its factorization.

45474443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902.

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

The square root of 45474443 is about 6743.4741046437. The cubic root of 45474443 is about 356.9349948465.

The spelling of 45474443 in words is "forty-five million, four hundred seventy-four thousand, four hundred forty-three".