214033340 has 24 divisors (see below), whose sum is σ = 464970240. Its totient is φ = 82660928.

The previous prime is 214033321. The next prime is 214033363. The reversal of 214033340 is 43330412.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 183932 + ... + 185091.

It is an arithmetic number, because the mean of its divisors is an integer number (19373760).

Almost surely, 2^214033340 is an apocalyptic number.

214033340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214033340 is an abundant number, since it is smaller than the sum of its proper divisors (250936900).

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

214033340 is a wasteful number, since it uses less digits than its factorization.

214033340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369061 (or 369059 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 214033340 is about 14629.8783316882. The cubic root of 214033340 is about 598.1734637699.

Adding to 214033340 its reverse (43330412), we get a palindrome (257363752).

The spelling of 214033340 in words is "two hundred fourteen million, thirty-three thousand, three hundred forty".