3402724 has 12 divisors (see below), whose sum is σ = 6412924. Its totient is φ = 1570464.

The previous prime is 3402709. The next prime is 3402727. The reversal of 3402724 is 4272043.

It can be written as a sum of positive squares in 2 ways, for example, as 842724 + 2560000 = 918^2 + 1600^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3402695 and 3402704.

It is not an unprimeable number, because it can be changed into a prime (3402727) 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, 32667 + ... + 32770.

Almost surely, 2^3402724 is an apocalyptic number.

It is an amenable number.

3402724 is a deficient number, since it is larger than the sum of its proper divisors (3010200).

3402724 is a wasteful number, since it uses less digits than its factorization.

3402724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65454 (or 65452 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 3402724 is about 1844.6473917798. The cubic root of 3402724 is about 150.4096063918.

Adding to 3402724 its reverse (4272043), we get a palindrome (7674767).

The spelling of 3402724 in words is "three million, four hundred two thousand, seven hundred twenty-four".