85337419 has 2 divisors, whose sum is σ = 85337420. Its totient is φ = 85337418.

The previous prime is 85337411. The next prime is 85337453. The reversal of 85337419 is 91473358.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85337419 - 2³ = 85337411 is a prime.

It is a super-2 number, since 2×85337419² = 14564950163163122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (85337411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42668709 + 42668710.

It is an arithmetic number, because the mean of its divisors is an integer number (42668710).

Almost surely, 2^85337419 is an apocalyptic number.

85337419 is a deficient number, since it is larger than the sum of its proper divisors (1).

85337419 is an equidigital number, since it uses as much as digits as its factorization.

85337419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 85337419 is about 9237.8254475823. The cubic root of 85337419 is about 440.2639927478.

The spelling of 85337419 in words is "eighty-five million, three hundred thirty-seven thousand, four hundred nineteen".