86473970 has 16 divisors (see below), whose sum is σ = 169803648. Its totient is φ = 31445040.

The previous prime is 86473967. The next prime is 86473979. The reversal of 86473970 is 7937468.

It is not an unprimeable number, because it can be changed into a prime (86473979) 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, 392954 + ... + 393173.

It is an arithmetic number, because the mean of its divisors is an integer number (10612728).

Almost surely, 2^86473970 is an apocalyptic number.

86473970 is a deficient number, since it is larger than the sum of its proper divisors (83329678).

86473970 is a wasteful number, since it uses less digits than its factorization.

86473970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786145.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 86473970 is about 9299.1381321067. The cubic root of 86473970 is about 442.2099048735.

The spelling of 86473970 in words is "eighty-six million, four hundred seventy-three thousand, nine hundred seventy".