28746254 has 4 divisors (see below), whose sum is σ = 43119384. Its totient is φ = 14373126.

The previous prime is 28746253. The next prime is 28746257. The reversal of 28746254 is 45264782.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28746253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7186562 + ... + 7186565.

It is an arithmetic number, because the mean of its divisors is an integer number (10779846).

Almost surely, 2^28746254 is an apocalyptic number.

28746254 is a deficient number, since it is larger than the sum of its proper divisors (14373130).

28746254 is a wasteful number, since it uses less digits than its factorization.

28746254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14373129.

The product of its digits is 107520, while the sum is 38.

The square root of 28746254 is about 5361.5533197013. The cubic root of 28746254 is about 306.3329779872.

The spelling of 28746254 in words is "twenty-eight million, seven hundred forty-six thousand, two hundred fifty-four".