85507010 has 16 divisors (see below), whose sum is σ = 154375416. Its totient is φ = 34099968.

The previous prime is 85507007. The next prime is 85507013. The reversal of 85507010 is 1070558.

It is a Cunningham number, because it is equal to 9247²+1.

It is an interprime number because it is at equal distance from previous prime (85507007) and next prime (85507013).

It can be written as a sum of positive squares in 4 ways, for example, as 30791401 + 54715609 = 5549^2 + 7397^2 .

It is a super-2 number, since 2×85507010² = 14622897518280200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85507013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9317 + ... + 16056.

Almost surely, 2^85507010 is an apocalyptic number.

85507010 is a deficient number, since it is larger than the sum of its proper divisors (68868406).

85507010 is a wasteful number, since it uses less digits than its factorization.

85507010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25717.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 85507010 is about 9247.0000540716. Note that the first 4 decimals coincide. The cubic root of 85507010 is about 440.5554452187. Note that the first 3 decimals are identical.

Adding to 85507010 its reverse (1070558), we get a palindrome (86577568).

The spelling of 85507010 in words is "eighty-five million, five hundred seven thousand, ten".