40214384 has 40 divisors (see below), whose sum is σ = 94288608. Its totient is φ = 16220160.

The previous prime is 40214381. The next prime is 40214407. The reversal of 40214384 is 48341204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40214381) 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, 8657 + ... + 12464.

Almost surely, 2^40214384 is an apocalyptic number.

It is an amenable number.

40214384 is an abundant number, since it is smaller than the sum of its proper divisors (54074224).

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

40214384 is a wasteful number, since it uses less digits than its factorization.

40214384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21153 (or 21147 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 40214384 is about 6341.4812149844. The cubic root of 40214384 is about 342.6050868330.

Adding to 40214384 its reverse (48341204), we get a palindrome (88555588).

The spelling of 40214384 in words is "forty million, two hundred fourteen thousand, three hundred eighty-four".