85537415 has 8 divisors (see below), whose sum is σ = 104829120. Its totient is φ = 66973792.

The previous prime is 85537409. The next prime is 85537453. The reversal of 85537415 is 51473558.

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

It is a cyclic number.

It is not a de Polignac number, because 85537415 - 2⁴ = 85537399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181760 + ... + 182229.

It is an arithmetic number, because the mean of its divisors is an integer number (13103640).

Almost surely, 2^85537415 is an apocalyptic number.

85537415 is a deficient number, since it is larger than the sum of its proper divisors (19291705).

85537415 is a wasteful number, since it uses less digits than its factorization.

85537415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364041.

The product of its digits is 84000, while the sum is 38.

The square root of 85537415 is about 9248.6439546563. The cubic root of 85537415 is about 440.6076573158.

The spelling of 85537415 in words is "eighty-five million, five hundred thirty-seven thousand, four hundred fifteen".