40358384 has 20 divisors (see below), whose sum is σ = 85303320. Its totient is φ = 18344640.

The previous prime is 40358369. The next prime is 40358411. The reversal of 40358384 is 48385304.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 114479 + ... + 114830.

It is an arithmetic number, because the mean of its divisors is an integer number (4265166).

Almost surely, 2^40358384 is an apocalyptic number.

40358384 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40358384 is an abundant number, since it is smaller than the sum of its proper divisors (44944936).

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

40358384 is a wasteful number, since it uses less digits than its factorization.

40358384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229328 (or 229322 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 40358384 is about 6352.8248834672. The cubic root of 40358384 is about 343.0135340760.

The spelling of 40358384 in words is "forty million, three hundred fifty-eight thousand, three hundred eighty-four".