1408364238 has 8 divisors (see below), whose sum is σ = 2816728488. Its totient is φ = 469454744.

The previous prime is 1408364203. The next prime is 1408364291. The reversal of 1408364238 is 8324638041.

It is a happy number.

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

1408364238 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1408364196 and 1408364205.

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, 117363681 + ... + 117363692.

It is an arithmetic number, because the mean of its divisors is an integer number (352091061).

Almost surely, 2^1408364238 is an apocalyptic number.

1408364238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1408364238 is a wasteful number, since it uses less digits than its factorization.

1408364238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234727378.

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 1408364238 is about 37528.1792523965. The cubic root of 1408364238 is about 1120.9123725279.

The spelling of 1408364238 in words is "one billion, four hundred eight million, three hundred sixty-four thousand, two hundred thirty-eight".