86951942 has 32 divisors (see below), whose sum is σ = 171175680. Its totient is φ = 32093280.

The previous prime is 86951941. The next prime is 86951951. The reversal of 86951942 is 24915968.

It is a junction number, because it is equal to n+sod(n) for n = 86951893 and 86951902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86951941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11933 + ... + 17784.

It is an arithmetic number, because the mean of its divisors is an integer number (5349240).

Almost surely, 2^86951942 is an apocalyptic number.

86951942 is a deficient number, since it is larger than the sum of its proper divisors (84223738).

86951942 is a wasteful number, since it uses less digits than its factorization.

86951942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29756.

The product of its digits is 155520, while the sum is 44.

The square root of 86951942 is about 9324.8025180161. The cubic root of 86951942 is about 443.0231581430.

The spelling of 86951942 in words is "eighty-six million, nine hundred fifty-one thousand, nine hundred forty-two".