28614707 has 4 divisors (see below), whose sum is σ = 31216056. Its totient is φ = 26013360.

The previous prime is 28614701. The next prime is 28614713. The reversal of 28614707 is 70741682.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (28614701) and next prime (28614713).

It is a cyclic number.

It is not a de Polignac number, because 28614707 - 2¹² = 28610611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28614701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1300658 + ... + 1300679.

It is an arithmetic number, because the mean of its divisors is an integer number (7804014).

Almost surely, 2^28614707 is an apocalyptic number.

28614707 is a deficient number, since it is larger than the sum of its proper divisors (2601349).

28614707 is a wasteful number, since it uses less digits than its factorization.

28614707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2601348.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 28614707 is about 5349.2716326618. The cubic root of 28614707 is about 305.8649887833.

The spelling of 28614707 in words is "twenty-eight million, six hundred fourteen thousand, seven hundred seven".