40003378 has 8 divisors (see below), whose sum is σ = 60307200. Its totient is φ = 19900980.

The previous prime is 40003319. The next prime is 40003387. The reversal of 40003378 is 87330004.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 49858 + ... + 50653.

It is an arithmetic number, because the mean of its divisors is an integer number (7538400).

Almost surely, 2^40003378 is an apocalyptic number.

40003378 is a deficient number, since it is larger than the sum of its proper divisors (20303822).

40003378 is a wasteful number, since it uses less digits than its factorization.

40003378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100712.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 40003378 is about 6324.8223690472. The cubic root of 40003378 is about 342.0048162289.

The spelling of 40003378 in words is "forty million, three thousand, three hundred seventy-eight".