73453828 has 12 divisors (see below), whose sum is σ = 146907712. Its totient is φ = 31480200.

The previous prime is 73453819. The next prime is 73453883. The reversal of 73453828 is 82835437.

73453828 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311648 + ... + 1311703.

Almost surely, 2^73453828 is an apocalyptic number.

It is an amenable number.

73453828 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

73453828 is a wasteful number, since it uses less digits than its factorization.

73453828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623362 (or 2623360 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 73453828 is about 8570.5208709856. The cubic root of 73453828 is about 418.7982046534.

The spelling of 73453828 in words is "seventy-three million, four hundred fifty-three thousand, eight hundred twenty-eight".