40214351 has 4 divisors (see below), whose sum is σ = 40583400. Its totient is φ = 39845304.

The previous prime is 40214323. The next prime is 40214359. The reversal of 40214351 is 15341204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40214351 - 2¹⁴ = 40197967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40214359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184361 + ... + 184578.

It is an arithmetic number, because the mean of its divisors is an integer number (10145850).

Almost surely, 2^40214351 is an apocalyptic number.

40214351 is a deficient number, since it is larger than the sum of its proper divisors (369049).

40214351 is a wasteful number, since it uses less digits than its factorization.

40214351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369048.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40214351 is about 6341.4786130681. The cubic root of 40214351 is about 342.6049931188.

Adding to 40214351 its reverse (15341204), we get a palindrome (55555555).

The spelling of 40214351 in words is "forty million, two hundred fourteen thousand, three hundred fifty-one".