85237270 has 32 divisors (see below), whose sum is σ = 159120288. Its totient is φ = 32848128.

The previous prime is 85237267. The next prime is 85237277. The reversal of 85237270 is 7273258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85237277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38514 + ... + 40666.

It is an arithmetic number, because the mean of its divisors is an integer number (4972509).

Almost surely, 2^85237270 is an apocalyptic number.

85237270 is a deficient number, since it is larger than the sum of its proper divisors (73883018).

85237270 is a wasteful number, since it uses less digits than its factorization.

85237270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 85237270 is about 9232.4032624231. The cubic root of 85237270 is about 440.0916992074.

The spelling of 85237270 in words is "eighty-five million, two hundred thirty-seven thousand, two hundred seventy".