3857219325 has 48 divisors (see below), whose sum is σ = 7250696640. Its totient is φ = 2009327040.

The previous prime is 3857219323. The next prime is 3857219339. The reversal of 3857219325 is 5239127583.

3857219325 is a `hidden beast` number, since 38 + 572 + 19 + 32 + 5 = 666.

It is not a de Polignac number, because 3857219325 - 2¹ = 3857219323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3857219321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37422 + ... + 95471.

It is an arithmetic number, because the mean of its divisors is an integer number (151056180).

Almost surely, 2^3857219325 is an apocalyptic number.

It is an amenable number.

3857219325 is a deficient number, since it is larger than the sum of its proper divisors (3393477315).

3857219325 is a wasteful number, since it uses less digits than its factorization.

3857219325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132955 (or 132944 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 3857219325 is about 62106.5159624978. The cubic root of 3857219325 is about 1568.2842393322.

The spelling of 3857219325 in words is "three billion, eight hundred fifty-seven million, two hundred nineteen thousand, three hundred twenty-five".