2594728 has 8 divisors (see below), whose sum is σ = 4865130. Its totient is φ = 1297360.

The previous prime is 2594723. The next prime is 2594741. The reversal of 2594728 is 8274952.

It can be written as a sum of positive squares in only one way, i.e., 2256004 + 338724 = 1502^2 + 582^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2594728² = 13465226787968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2594723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162163 + ... + 162178.

2^2594728 is an apocalyptic number.

It is an amenable number.

2594728 is a deficient number, since it is larger than the sum of its proper divisors (2270402).

2594728 is a wasteful number, since it uses less digits than its factorization.

2594728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324347 (or 324343 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 2594728 is about 1610.8159423100. The cubic root of 2594728 is about 137.4138832661.

The spelling of 2594728 in words is "two million, five hundred ninety-four thousand, seven hundred twenty-eight".