40506214 has 64 divisors (see below), whose sum is σ = 77760000. Its totient is φ = 15434496.

The previous prime is 40506209. The next prime is 40506239. The reversal of 40506214 is 41260504.

It is a super-2 number, since 2×40506214² = 3281506745227592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 455082 + ... + 455170.

It is an arithmetic number, because the mean of its divisors is an integer number (1215000).

Almost surely, 2^40506214 is an apocalyptic number.

40506214 is a deficient number, since it is larger than the sum of its proper divisors (37253786).

40506214 is a wasteful number, since it uses less digits than its factorization.

40506214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 40506214 is about 6364.4492299020. The cubic root of 40506214 is about 343.4318354587.

Adding to 40506214 its reverse (41260504), we get a palindrome (81766718).

The spelling of 40506214 in words is "forty million, five hundred six thousand, two hundred fourteen".