43473648 has 20 divisors (see below), whose sum is σ = 112307048. Its totient is φ = 14491200.

The previous prime is 43473601. The next prime is 43473649. The reversal of 43473648 is 84637434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43473649) 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, 452803 + ... + 452898.

Almost surely, 2^43473648 is an apocalyptic number.

43473648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

43473648 is an abundant number, since it is smaller than the sum of its proper divisors (68833400).

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

43473648 is a wasteful number, since it uses less digits than its factorization.

43473648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905712 (or 905706 counting only the distinct ones).

The product of its digits is 193536, while the sum is 39.

The square root of 43473648 is about 6593.4549365261. The cubic root of 43473648 is about 351.6214508275.

The spelling of 43473648 in words is "forty-three million, four hundred seventy-three thousand, six hundred forty-eight".