28490606 has 16 divisors (see below), whose sum is σ = 47218464. Its totient is φ = 12824064.

The previous prime is 28490603. The next prime is 28490617. The reversal of 28490606 is 60609482.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28490603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17435 + ... + 18998.

It is an arithmetic number, because the mean of its divisors is an integer number (2951154).

Almost surely, 2^28490606 is an apocalyptic number.

28490606 is a deficient number, since it is larger than the sum of its proper divisors (18727858).

28490606 is a wasteful number, since it uses less digits than its factorization.

28490606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36475.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 28490606 is about 5337.6592247913. The cubic root of 28490606 is about 305.4221726937.

The spelling of 28490606 in words is "twenty-eight million, four hundred ninety thousand, six hundred six".