85620542 has 24 divisors (see below), whose sum is σ = 150956064. Its totient is φ = 36312192.

The previous prime is 85620529. The next prime is 85620569. The reversal of 85620542 is 24502658.

It is a junction number, because it is equal to n+sod(n) for n = 85620499 and 85620508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5003 + ... + 14009.

It is an arithmetic number, because the mean of its divisors is an integer number (6289836).

Almost surely, 2^85620542 is an apocalyptic number.

85620542 is a deficient number, since it is larger than the sum of its proper divisors (65335522).

85620542 is a wasteful number, since it uses less digits than its factorization.

85620542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9120 (or 9113 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 85620542 is about 9253.1368735148. The cubic root of 85620542 is about 440.7503415996.

The spelling of 85620542 in words is "eighty-five million, six hundred twenty thousand, five hundred forty-two".