3145734 has 12 divisors (see below), whose sum is σ = 6815796. Its totient is φ = 1048572.

The previous prime is 3145721. The next prime is 3145739. The reversal of 3145734 is 4375413.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3145698 and 3145707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3145739) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87364 + ... + 87399.

It is an arithmetic number, because the mean of its divisors is an integer number (567983).

Almost surely, 2^3145734 is an apocalyptic number.

3145734 is an abundant number, since it is smaller than the sum of its proper divisors (3670062).

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

3145734 is a wasteful number, since it uses less digits than its factorization.

3145734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174771 (or 174768 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 3145734 is about 1773.6217184056. The cubic root of 3145734 is about 146.5235162039.

The spelling of 3145734 in words is "three million, one hundred forty-five thousand, seven hundred thirty-four".