3145836 has 12 divisors (see below), whose sum is σ = 7340312. Its totient is φ = 1048608.

The previous prime is 3145823. The next prime is 3145841. The reversal of 3145836 is 6385413.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131065 + ... + 131088.

Almost surely, 2^3145836 is an apocalyptic number.

It is an amenable number.

3145836 is an abundant number, since it is smaller than the sum of its proper divisors (4194476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3145836 is a wasteful number, since it uses less digits than its factorization.

3145836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262160 (or 262158 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 3145836 is about 1773.6504728948. The cubic root of 3145836 is about 146.5250998551.

The spelling of 3145836 in words is "three million, one hundred forty-five thousand, eight hundred thirty-six".