85377244 has 6 divisors (see below), whose sum is σ = 149410184. Its totient is φ = 42688620.

The previous prime is 85377233. The next prime is 85377269. The reversal of 85377244 is 44277358.

It is a junction number, because it is equal to n+sod(n) for n = 85377197 and 85377206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10672152 + ... + 10672159.

Almost surely, 2^85377244 is an apocalyptic number.

It is an amenable number.

85377244 is a deficient number, since it is larger than the sum of its proper divisors (64032940).

85377244 is a wasteful number, since it uses less digits than its factorization.

85377244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21344315 (or 21344313 counting only the distinct ones).

The product of its digits is 188160, while the sum is 40.

The square root of 85377244 is about 9239.9807359107. The cubic root of 85377244 is about 440.3324691049.

The spelling of 85377244 in words is "eighty-five million, three hundred seventy-seven thousand, two hundred forty-four".