2531734 has 4 divisors (see below), whose sum is σ = 3797604. Its totient is φ = 1265866.

The previous prime is 2531717. The next prime is 2531741. The reversal of 2531734 is 4371352.

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

It is a junction number, because it is equal to n+sod(n) for n = 2531699 and 2531708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632932 + ... + 632935.

It is an arithmetic number, because the mean of its divisors is an integer number (949401).

2^2531734 is an apocalyptic number.

2531734 is a deficient number, since it is larger than the sum of its proper divisors (1265870).

2531734 is a wasteful number, since it uses less digits than its factorization.

2531734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265869.

The product of its digits is 2520, while the sum is 25.

The square root of 2531734 is about 1591.1423569247. The cubic root of 2531734 is about 136.2927301939.

The spelling of 2531734 in words is "two million, five hundred thirty-one thousand, seven hundred thirty-four".