36391394 has 16 divisors (see below), whose sum is σ = 59330040. Its totient is φ = 16640640.

The previous prime is 36391379. The next prime is 36391409. The reversal of 36391394 is 49319363.

It is an interprime number because it is at equal distance from previous prime (36391379) and next prime (36391409).

It can be written as a sum of positive squares in 4 ways, for example, as 27952369 + 8439025 = 5287^2 + 2905^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3587 + ... + 9254.

Almost surely, 2^36391394 is an apocalyptic number.

36391394 is a deficient number, since it is larger than the sum of its proper divisors (22938646).

36391394 is a wasteful number, since it uses less digits than its factorization.

36391394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12965.

The product of its digits is 52488, while the sum is 38.

The square root of 36391394 is about 6032.5279941331. The cubic root of 36391394 is about 331.3850388544.

The spelling of 36391394 in words is "thirty-six million, three hundred ninety-one thousand, three hundred ninety-four".