86444264 has 16 divisors (see below), whose sum is σ = 164304420. Its totient is φ = 42629760.

The previous prime is 86444231. The next prime is 86444297. The reversal of 86444264 is 46244468.

It is an interprime number because it is at equal distance from previous prime (86444231) and next prime (86444297).

It can be written as a sum of positive squares in 2 ways, for example, as 82992100 + 3452164 = 9110^2 + 1858^2 .

It is a super-2 number, since 2×86444264² = 14945221557003392, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 73427 + ... + 74594.

Almost surely, 2^86444264 is an apocalyptic number.

It is an amenable number.

86444264 is a deficient number, since it is larger than the sum of its proper divisors (77860156).

86444264 is a wasteful number, since it uses less digits than its factorization.

86444264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148100 (or 148096 counting only the distinct ones).

The product of its digits is 147456, while the sum is 38.

The square root of 86444264 is about 9297.5407501124. The cubic root of 86444264 is about 442.1592623047.

The spelling of 86444264 in words is "eighty-six million, four hundred forty-four thousand, two hundred sixty-four".