85714418 has 4 divisors (see below), whose sum is σ = 128571630. Its totient is φ = 42857208.

The previous prime is 85714403. The next prime is 85714427. The reversal of 85714418 is 81441758.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 62837329 + 22877089 = 7927^2 + 4783^2 .

It is a super-2 number, since 2×85714418² = 14693922906157448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21428603 + ... + 21428606.

Almost surely, 2^85714418 is an apocalyptic number.

85714418 is a deficient number, since it is larger than the sum of its proper divisors (42857212).

85714418 is a wasteful number, since it uses less digits than its factorization.

85714418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42857211.

The product of its digits is 35840, while the sum is 38.

The square root of 85714418 is about 9258.2081419679. The cubic root of 85714418 is about 440.9113651325.

The spelling of 85714418 in words is "eighty-five million, seven hundred fourteen thousand, four hundred eighteen".