86948739 has 12 divisors (see below), whose sum is σ = 126252672. Its totient is φ = 57661200.

The previous prime is 86948711. The next prime is 86948747. The reversal of 86948739 is 93784968.

It is not a de Polignac number, because 86948739 - 2¹³ = 86940547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86948759) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23572 + ... + 27009.

It is an arithmetic number, because the mean of its divisors is an integer number (10521056).

Almost surely, 2^86948739 is an apocalyptic number.

86948739 is a deficient number, since it is larger than the sum of its proper divisors (39303933).

86948739 is a wasteful number, since it uses less digits than its factorization.

86948739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50778 (or 50775 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 86948739 is about 9324.6307701699. The cubic root of 86948739 is about 443.0177182776.

The spelling of 86948739 in words is "eighty-six million, nine hundred forty-eight thousand, seven hundred thirty-nine".