85730510 has 8 divisors (see below), whose sum is σ = 154314936. Its totient is φ = 34292200.

The previous prime is 85730509. The next prime is 85730537. The reversal of 85730510 is 1503758.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4286516 + ... + 4286535.

It is an arithmetic number, because the mean of its divisors is an integer number (19289367).

Almost surely, 2^85730510 is an apocalyptic number.

85730510 is a deficient number, since it is larger than the sum of its proper divisors (68584426).

85730510 is a wasteful number, since it uses less digits than its factorization.

85730510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8573058.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 85730510 is about 9259.0771678391. The cubic root of 85730510 is about 440.9389555966.

The spelling of 85730510 in words is "eighty-five million, seven hundred thirty thousand, five hundred ten".