214233340 has 24 divisors (see below), whose sum is σ = 450721152. Its totient is φ = 85535040.

The previous prime is 214233329. The next prime is 214233347. The reversal of 214233340 is 43332412.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214233347) 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, 1525 + ... + 20755.

It is an arithmetic number, because the mean of its divisors is an integer number (18780048).

Almost surely, 2^214233340 is an apocalyptic number.

214233340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214233340 is an abundant number, since it is smaller than the sum of its proper divisors (236487812).

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

214233340 is a wasteful number, since it uses less digits than its factorization.

214233340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19797 (or 19795 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 214233340 is about 14636.7120624818. The cubic root of 214233340 is about 598.3597236123.

Adding to 214233340 its reverse (43332412), we get a palindrome (257565752).

The spelling of 214233340 in words is "two hundred fourteen million, two hundred thirty-three thousand, three hundred forty".