2738658385 has 8 divisors (see below), whose sum is σ = 3459358080. Its totient is φ = 2075614704.

The previous prime is 2738658371. The next prime is 2738658407. The reversal of 2738658385 is 5838568372.

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

It is a cyclic number.

It is not a de Polignac number, because 2738658385 - 2¹⁷ = 2738527313 is a prime.

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, 14413897 + ... + 14414086.

It is an arithmetic number, because the mean of its divisors is an integer number (432419760).

Almost surely, 2^2738658385 is an apocalyptic number.

It is an amenable number.

2738658385 is a deficient number, since it is larger than the sum of its proper divisors (720699695).

2738658385 is a wasteful number, since it uses less digits than its factorization.

2738658385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28828007.

The product of its digits is 9676800, while the sum is 55.

The square root of 2738658385 is about 52332.1926255723. The cubic root of 2738658385 is about 1399.0909719655.

The spelling of 2738658385 in words is "two billion, seven hundred thirty-eight million, six hundred fifty-eight thousand, three hundred eighty-five".