214442004 has 48 divisors (see below), whose sum is σ = 590299136. Its totient is φ = 59292000.

The previous prime is 214441993. The next prime is 214442057. The reversal of 214442004 is 400244412.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38572 + ... + 43779.

Almost surely, 2^214442004 is an apocalyptic number.

It is an amenable number.

214442004 is an abundant number, since it is smaller than the sum of its proper divisors (375857132).

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

214442004 is a wasteful number, since it uses less digits than its factorization.

214442004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82396 (or 82394 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 214442004 is about 14643.8384312311. The cubic root of 214442004 is about 598.5539287074.

Adding to 214442004 its reverse (400244412), we get a palindrome (614686416).

The spelling of 214442004 in words is "two hundred fourteen million, four hundred forty-two thousand, four".