2351728 has 10 divisors (see below), whose sum is σ = 4556504. Its totient is φ = 1175856.

The previous prime is 2351693. The next prime is 2351731. The reversal of 2351728 is 8271532.

It is a plaindrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 2351696 and 2351705.

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, 73476 + ... + 73507.

2^2351728 is an apocalyptic number.

It is an amenable number.

2351728 is a deficient number, since it is larger than the sum of its proper divisors (2204776).

2351728 is a wasteful number, since it uses less digits than its factorization.

2351728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146991 (or 146985 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 2351728 is about 1533.5344795602. The cubic root of 2351728 is about 132.9828685040.

The spelling of 2351728 in words is "two million, three hundred fifty-one thousand, seven hundred twenty-eight".