28701734 has 8 divisors (see below), whose sum is σ = 43082760. Its totient is φ = 14340816.

The previous prime is 28701733. The next prime is 28701773. The reversal of 28701734 is 43710782.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 28701734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28701731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 719 + ... + 7610.

It is an arithmetic number, because the mean of its divisors is an integer number (5385345).

Almost surely, 2^28701734 is an apocalyptic number.

28701734 is a deficient number, since it is larger than the sum of its proper divisors (14381026).

28701734 is a wasteful number, since it uses less digits than its factorization.

28701734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10054.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 28701734 is about 5357.3999290701. The cubic root of 28701734 is about 306.1747545805.

The spelling of 28701734 in words is "twenty-eight million, seven hundred one thousand, seven hundred thirty-four".