28936342 has 4 divisors (see below), whose sum is σ = 43404516. Its totient is φ = 14468170.

The previous prime is 28936337. The next prime is 28936379. The reversal of 28936342 is 24363982.

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, 7234084 + ... + 7234087.

It is an arithmetic number, because the mean of its divisors is an integer number (10851129).

Almost surely, 2^28936342 is an apocalyptic number.

28936342 is a deficient number, since it is larger than the sum of its proper divisors (14468174).

28936342 is a wasteful number, since it uses less digits than its factorization.

28936342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14468173.

The product of its digits is 62208, while the sum is 37.

The square root of 28936342 is about 5379.2510631128. The cubic root of 28936342 is about 307.0067161047.

The spelling of 28936342 in words is "twenty-eight million, nine hundred thirty-six thousand, three hundred forty-two".