3896157 has 4 divisors (see below), whose sum is σ = 5194880. Its totient is φ = 2597436.

The previous prime is 3896141. The next prime is 3896161. The reversal of 3896157 is 7516983.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3896157 - 2⁴ = 3896141 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3896257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649357 + ... + 649362.

It is an arithmetic number, because the mean of its divisors is an integer number (1298720).

Almost surely, 2^3896157 is an apocalyptic number.

It is an amenable number.

3896157 is a deficient number, since it is larger than the sum of its proper divisors (1298723).

3896157 is a wasteful number, since it uses less digits than its factorization.

3896157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298722.

The product of its digits is 45360, while the sum is 39.

The square root of 3896157 is about 1973.8685366559. The cubic root of 3896157 is about 157.3543728247.

The spelling of 3896157 in words is "three million, eight hundred ninety-six thousand, one hundred fifty-seven".