214354406 has 8 divisors (see below), whose sum is σ = 367464720. Its totient is φ = 91866168.

The previous prime is 214354381. The next prime is 214354471. The reversal of 214354406 is 604453412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×214354406² = 91895622743225672, which contains 22 as substring.

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, 7655501 + ... + 7655528.

It is an arithmetic number, because the mean of its divisors is an integer number (45933090).

Almost surely, 2^214354406 is an apocalyptic number.

214354406 is a deficient number, since it is larger than the sum of its proper divisors (153110314).

214354406 is a wasteful number, since it uses less digits than its factorization.

214354406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15311038.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 214354406 is about 14640.8471749418. The cubic root of 214354406 is about 598.4724159641.

It can be divided in two parts, 21 and 4354406, that multiplied together give a triangular number (91442526 = T₁₃₅₂₃).

The spelling of 214354406 in words is "two hundred fourteen million, three hundred fifty-four thousand, four hundred six".