40378368 has 112 divisors (see below), whose sum is σ = 113239296. Its totient is φ = 12779520.

The previous prime is 40378357. The next prime is 40378379. The reversal of 40378368 is 86387304.

It is an interprime number because it is at equal distance from previous prime (40378357) and next prime (40378379).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 761830 + ... + 761882.

Almost surely, 2^40378368 is an apocalyptic number.

40378368 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 40378368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56619648).

40378368 is an abundant number, since it is smaller than the sum of its proper divisors (72860928).

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

40378368 is an equidigital number, since it uses as much as digits as its factorization.

40378368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 40378368 is about 6354.3975324180. The cubic root of 40378368 is about 343.0701406649.

The spelling of 40378368 in words is "forty million, three hundred seventy-eight thousand, three hundred sixty-eight".