214002438 has 16 divisors (see below), whose sum is σ = 460928496. Its totient is φ = 65846880.

The previous prime is 214002407. The next prime is 214002463. The reversal of 214002438 is 834200412.

It is a Curzon number.

It is a nialpdrome in base 11.

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, 1371733 + ... + 1371888.

It is an arithmetic number, because the mean of its divisors is an integer number (28808031).

Almost surely, 2^214002438 is an apocalyptic number.

214002438 is an abundant number, since it is smaller than the sum of its proper divisors (246926058).

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

214002438 is a wasteful number, since it uses less digits than its factorization.

214002438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2743639.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 214002438 is about 14628.8221672150. The cubic root of 214002438 is about 598.1446744139.

The spelling of 214002438 in words is "two hundred fourteen million, two thousand, four hundred thirty-eight".