40220214 has 16 divisors (see below), whose sum is σ = 80527152. Its totient is φ = 13392288.

The previous prime is 40220197. The next prime is 40220231. The reversal of 40220214 is 41202204.

It is an interprime number because it is at equal distance from previous prime (40220197) and next prime (40220231).

It is a super-2 number, since 2×40220214² = 3235331228411592, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40220193 and 40220202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3492 + ... + 9624.

It is an arithmetic number, because the mean of its divisors is an integer number (5032947).

Almost surely, 2^40220214 is an apocalyptic number.

40220214 is an abundant number, since it is smaller than the sum of its proper divisors (40306938).

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

40220214 is a wasteful number, since it uses less digits than its factorization.

40220214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7231.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 40220214 is about 6341.9408701122. The cubic root of 40220214 is about 342.6216421957.

Adding to 40220214 its reverse (41202204), we get a palindrome (81422418).

The spelling of 40220214 in words is "forty million, two hundred twenty thousand, two hundred fourteen".