28146262 has 4 divisors (see below), whose sum is σ = 42219396. Its totient is φ = 14073130.

The previous prime is 28146257. The next prime is 28146263. The reversal of 28146262 is 26264182.

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 (28146263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7036564 + ... + 7036567.

It is an arithmetic number, because the mean of its divisors is an integer number (10554849).

Almost surely, 2^28146262 is an apocalyptic number.

28146262 is a deficient number, since it is larger than the sum of its proper divisors (14073134).

28146262 is a wasteful number, since it uses less digits than its factorization.

28146262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14073133.

The product of its digits is 9216, while the sum is 31.

The square root of 28146262 is about 5305.3050807659. The cubic root of 28146262 is about 304.1867144185.

The spelling of 28146262 in words is "twenty-eight million, one hundred forty-six thousand, two hundred sixty-two".