40814328 has 32 divisors (see below), whose sum is σ = 106473600. Its totient is φ = 13013088.

The previous prime is 40814317. The next prime is 40814329. The reversal of 40814328 is 82341804.

40814328 = 337² + 338² + ... + 543².

It is a junction number, because it is equal to n+sod(n) for n = 40814295 and 40814304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40814329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36418 + ... + 37521.

It is an arithmetic number, because the mean of its divisors is an integer number (3327300).

Almost surely, 2^40814328 is an apocalyptic number.

It is an amenable number.

40814328 is an abundant number, since it is smaller than the sum of its proper divisors (65659272).

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

40814328 is a wasteful number, since it uses less digits than its factorization.

40814328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73971 (or 73967 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 40814328 is about 6388.6092383241. The cubic root of 40814328 is about 344.3004181140.

The spelling of 40814328 in words is "forty million, eight hundred fourteen thousand, three hundred twenty-eight".