85364415 has 16 divisors (see below), whose sum is σ = 151759200. Its totient is φ = 45527616.

The previous prime is 85364413. The next prime is 85364423. The reversal of 85364415 is 51446358.

It is a happy number.

85364415 is a `hidden beast` number, since 8 + 5 + 3 + 644 + 1 + 5 = 666.

It is not a de Polignac number, because 85364415 - 2¹ = 85364413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85364415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85364413) 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, 316030 + ... + 316299.

It is an arithmetic number, because the mean of its divisors is an integer number (9484950).

Almost surely, 2^85364415 is an apocalyptic number.

85364415 is a deficient number, since it is larger than the sum of its proper divisors (66394785).

85364415 is a wasteful number, since it uses less digits than its factorization.

85364415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632343 (or 632337 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 85364415 is about 9239.2864984262. The cubic root of 85364415 is about 440.3104128443.

The spelling of 85364415 in words is "eighty-five million, three hundred sixty-four thousand, four hundred fifteen".