2381725407 has 8 divisors (see below), whose sum is σ = 3176301184. Its totient is φ = 1587483288.

The previous prime is 2381725399. The next prime is 2381725441. The reversal of 2381725407 is 7045271832.

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

It is not a de Polignac number, because 2381725407 - 2³ = 2381725399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2381725457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66253 + ... + 95670.

It is an arithmetic number, because the mean of its divisors is an integer number (397037648).

Almost surely, 2^2381725407 is an apocalyptic number.

2381725407 is a deficient number, since it is larger than the sum of its proper divisors (794575777).

2381725407 is a wasteful number, since it uses less digits than its factorization.

2381725407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166829.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 2381725407 is about 48802.9241644392. The cubic root of 2381725407 is about 1335.4590120181.

The spelling of 2381725407 in words is "two billion, three hundred eighty-one million, seven hundred twenty-five thousand, four hundred seven".