214012340 has 12 divisors (see below), whose sum is σ = 449425956. Its totient is φ = 85604928.

The previous prime is 214012327. The next prime is 214012367. The reversal of 214012340 is 43210412.

It can be written as a sum of positive squares in 2 ways, for example, as 24344356 + 189667984 = 4934^2 + 13772^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5350289 + ... + 5350328.

It is an arithmetic number, because the mean of its divisors is an integer number (37452163).

Almost surely, 2^214012340 is an apocalyptic number.

214012340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214012340 is an abundant number, since it is smaller than the sum of its proper divisors (235413616).

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

214012340 is a wasteful number, since it uses less digits than its factorization.

214012340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10700626 (or 10700624 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 214012340 is about 14629.1606047647. The cubic root of 214012340 is about 598.1538997562.

Adding to 214012340 its reverse (43210412), we get a palindrome (257222752).

The spelling of 214012340 in words is "two hundred fourteen million, twelve thousand, three hundred forty".