214540502 has 48 divisors (see below), whose sum is σ = 369729360. Its totient is φ = 93213120.

The previous prime is 214540489. The next prime is 214540531. The reversal of 214540502 is 205045412.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 551324 + ... + 551712.

It is an arithmetic number, because the mean of its divisors is an integer number (7702695).

Almost surely, 2^214540502 is an apocalyptic number.

214540502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

214540502 is a deficient number, since it is larger than the sum of its proper divisors (155188858).

214540502 is a wasteful number, since it uses less digits than its factorization.

214540502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 214540502 is about 14647.2011660931. The cubic root of 214540502 is about 598.6455577406.

Adding to 214540502 its reverse (205045412), we get a palindrome (419585914).

The spelling of 214540502 in words is "two hundred fourteen million, five hundred forty thousand, five hundred two".