28241494 has 4 divisors (see below), whose sum is σ = 42362244. Its totient is φ = 14120746.

The previous prime is 28241489. The next prime is 28241509. The reversal of 28241494 is 49414282.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7060372 + ... + 7060375.

It is an arithmetic number, because the mean of its divisors is an integer number (10590561).

Almost surely, 2^28241494 is an apocalyptic number.

28241494 is a deficient number, since it is larger than the sum of its proper divisors (14120750).

28241494 is a wasteful number, since it uses less digits than its factorization.

28241494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14120749.

The product of its digits is 18432, while the sum is 34.

The square root of 28241494 is about 5314.2726689548. The cubic root of 28241494 is about 304.5293969783.

The spelling of 28241494 in words is "twenty-eight million, two hundred forty-one thousand, four hundred ninety-four".