40918368 has 24 divisors (see below), whose sum is σ = 107410968. Its totient is φ = 13639424.

The previous prime is 40918349. The next prime is 40918387. The reversal of 40918368 is 86381904.

It is an interprime number because it is at equal distance from previous prime (40918349) and next prime (40918387).

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213021 + ... + 213212.

It is an arithmetic number, because the mean of its divisors is an integer number (4475457).

Almost surely, 2^40918368 is an apocalyptic number.

40918368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40918368 is an abundant number, since it is smaller than the sum of its proper divisors (66492600).

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

40918368 is a wasteful number, since it uses less digits than its factorization.

40918368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426246 (or 426238 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 40918368 is about 6396.7466731144. The cubic root of 40918368 is about 344.5927225008.

The spelling of 40918368 in words is "forty million, nine hundred eighteen thousand, three hundred sixty-eight".