86474751 has 16 divisors (see below), whose sum is σ = 126341760. Its totient is φ = 52175520.

The previous prime is 86474749. The next prime is 86474777. The reversal of 86474751 is 15747468.

It is not a de Polignac number, because 86474751 - 2¹ = 86474749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86474051) 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, 1836 + ... + 13278.

It is an arithmetic number, because the mean of its divisors is an integer number (7896360).

Almost surely, 2^86474751 is an apocalyptic number.

86474751 is a deficient number, since it is larger than the sum of its proper divisors (39867009).

86474751 is a wasteful number, since it uses less digits than its factorization.

86474751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11686.

The product of its digits is 188160, while the sum is 42.

The square root of 86474751 is about 9299.1801251508. The cubic root of 86474751 is about 442.2112361600.

The spelling of 86474751 in words is "eighty-six million, four hundred seventy-four thousand, seven hundred fifty-one".