214542392 has 8 divisors (see below), whose sum is σ = 402267000. Its totient is φ = 107271192.

The previous prime is 214542379. The next prime is 214542403. The reversal of 214542392 is 293245412.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13408892 + ... + 13408907.

It is an arithmetic number, because the mean of its divisors is an integer number (50283375).

Almost surely, 2^214542392 is an apocalyptic number.

It is an amenable number.

214542392 is a deficient number, since it is larger than the sum of its proper divisors (187724608).

214542392 is a wasteful number, since it uses less digits than its factorization.

214542392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26817805 (or 26817801 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 214542392 is about 14647.2656833963. The cubic root of 214542392 is about 598.6473156632.

The spelling of 214542392 in words is "two hundred fourteen million, five hundred forty-two thousand, three hundred ninety-two".