3857002 has 4 divisors (see below), whose sum is σ = 5785506. Its totient is φ = 1928500.

The previous prime is 3856999. The next prime is 3857003. The reversal of 3857002 is 2007583.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3837681 + 19321 = 1959^2 + 139^2 .

It is not an unprimeable number, because it can be changed into a prime (3857003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 964249 + ... + 964252.

Almost surely, 2^3857002 is an apocalyptic number.

3857002 is a deficient number, since it is larger than the sum of its proper divisors (1928504).

3857002 is a wasteful number, since it uses less digits than its factorization.

3857002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928503.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 3857002 is about 1963.9251513232. The cubic root of 3857002 is about 156.8254785146.

The spelling of 3857002 in words is "three million, eight hundred fifty-seven thousand, two".