85419004 has 24 divisors (see below), whose sum is σ = 163328256. Its totient is φ = 38766000.

The previous prime is 85419001. The next prime is 85419023. The reversal of 85419004 is 40091458.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85419001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39019 + ... + 41149.

It is an arithmetic number, because the mean of its divisors is an integer number (6805344).

Almost surely, 2^85419004 is an apocalyptic number.

It is an amenable number.

85419004 is a deficient number, since it is larger than the sum of its proper divisors (77909252).

85419004 is a wasteful number, since it uses less digits than its factorization.

85419004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057 (or 3055 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 85419004 is about 9242.2402046257. The cubic root of 85419004 is about 440.4042496943.

The spelling of 85419004 in words is "eighty-five million, four hundred nineteen thousand, four".