3895155 has 64 divisors (see below), whose sum is σ = 7856640. Its totient is φ = 1814400.

The previous prime is 3895153. The next prime is 3895169. The reversal of 3895155 is 5515983.

It is a happy number.

It is not a de Polignac number, because 3895155 - 2¹ = 3895153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3895153) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63825 + ... + 63885.

It is an arithmetic number, because the mean of its divisors is an integer number (122760).

Almost surely, 2^3895155 is an apocalyptic number.

3895155 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

3895155 is a wasteful number, since it uses less digits than its factorization.

3895155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 123 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 3895155 is about 1973.6147040393. The cubic root of 3895155 is about 157.3408823862.

The spelling of 3895155 in words is "three million, eight hundred ninety-five thousand, one hundred fifty-five".