45004419 has 6 divisors (see below), whose sum is σ = 65006396. Its totient is φ = 30002940.

The previous prime is 45004403. The next prime is 45004441. The reversal of 45004419 is 91440054.

It is not a de Polignac number, because 45004419 - 2⁴ = 45004403 is a prime.

It is a super-2 number, since 2×45004419² = 4050795459055122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45004392 and 45004401.

It is not an unprimeable number, because it can be changed into a prime (45004459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2500237 + ... + 2500254.

Almost surely, 2^45004419 is an apocalyptic number.

45004419 is a deficient number, since it is larger than the sum of its proper divisors (20001977).

45004419 is a wasteful number, since it uses less digits than its factorization.

45004419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000497 (or 5000494 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 45004419 is about 6708.5332972267. The cubic root of 45004419 is about 355.7009729653.

The spelling of 45004419 in words is "forty-five million, four thousand, four hundred nineteen".