43378368 has 224 divisors, whose sum is σ = 140451840. Its totient is φ = 11658240.

The previous prime is 43378367. The next prime is 43378397. The reversal of 43378368 is 86387334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43378367) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 922921 + ... + 922967.

Almost surely, 2^43378368 is an apocalyptic number.

43378368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43378368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70225920).

43378368 is an abundant number, since it is smaller than the sum of its proper divisors (97073472).

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

43378368 is a wasteful number, since it uses less digits than its factorization.

43378368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 105 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 43378368 is about 6586.2256262597. The cubic root of 43378368 is about 351.3643832420.

The spelling of 43378368 in words is "forty-three million, three hundred seventy-eight thousand, three hundred sixty-eight".