86212406 has 16 divisors (see below), whose sum is σ = 156486816. Its totient is φ = 34774656.

The previous prime is 86212391. The next prime is 86212409. The reversal of 86212406 is 60421268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86212409) 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, 180881 + ... + 181356.

It is an arithmetic number, because the mean of its divisors is an integer number (9780426).

Almost surely, 2^86212406 is an apocalyptic number.

86212406 is a deficient number, since it is larger than the sum of its proper divisors (70274410).

86212406 is a wasteful number, since it uses less digits than its factorization.

86212406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362263.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 86212406 is about 9285.0635969820. The cubic root of 86212406 is about 441.7635932678.

The spelling of 86212406 in words is "eighty-six million, two hundred twelve thousand, four hundred six".