86742735 has 16 divisors (see below), whose sum is σ = 140221536. Its totient is φ = 45785088.

The previous prime is 86742731. The next prime is 86742737. The reversal of 86742735 is 53724768.

It is not a de Polignac number, because 86742735 - 2² = 86742731 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86742731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28354 + ... + 31263.

It is an arithmetic number, because the mean of its divisors is an integer number (8763846).

Almost surely, 2^86742735 is an apocalyptic number.

86742735 is a deficient number, since it is larger than the sum of its proper divisors (53478801).

86742735 is a wasteful number, since it uses less digits than its factorization.

86742735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59722.

The product of its digits is 282240, while the sum is 42.

The square root of 86742735 is about 9313.5779912985. The cubic root of 86742735 is about 442.6675671669.

The spelling of 86742735 in words is "eighty-six million, seven hundred forty-two thousand, seven hundred thirty-five".