28575326 has 8 divisors (see below), whose sum is σ = 46160184. Its totient is φ = 13188600.

The previous prime is 28575311. The next prime is 28575341. The reversal of 28575326 is 62357582.

It is an interprime number because it is at equal distance from previous prime (28575311) and next prime (28575341).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 28575326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549500 + ... + 549551.

It is an arithmetic number, because the mean of its divisors is an integer number (5770023).

Almost surely, 2^28575326 is an apocalyptic number.

28575326 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

28575326 is a deficient number, since it is larger than the sum of its proper divisors (17584858).

28575326 is a wasteful number, since it uses less digits than its factorization.

28575326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099066.

The product of its digits is 100800, while the sum is 38.

The square root of 28575326 is about 5345.5893968766. The cubic root of 28575326 is about 305.7246087668.

The spelling of 28575326 in words is "twenty-eight million, five hundred seventy-five thousand, three hundred twenty-six".