45673428 has 12 divisors (see below), whose sum is σ = 106571360. Its totient is φ = 15224472.

The previous prime is 45673427. The next prime is 45673451. The reversal of 45673428 is 82437654.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45673421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1903048 + ... + 1903071.

Almost surely, 2^45673428 is an apocalyptic number.

It is an amenable number.

45673428 is an abundant number, since it is smaller than the sum of its proper divisors (60897932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45673428 is a wasteful number, since it uses less digits than its factorization.

45673428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806126 (or 3806124 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 45673428 is about 6758.2118936890. The cubic root of 45673428 is about 357.4548572924.

The spelling of 45673428 in words is "forty-five million, six hundred seventy-three thousand, four hundred twenty-eight".