36394738 has 4 divisors (see below), whose sum is σ = 54592110. Its totient is φ = 18197368.

The previous prime is 36394723. The next prime is 36394751. The reversal of 36394738 is 83749363.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83749363 = 457 ⋅183259.

It can be written as a sum of positive squares in only one way, i.e., 22534009 + 13860729 = 4747^2 + 3723^2 .

It is a junction number, because it is equal to n+sod(n) for n = 36394694 and 36394703.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9098683 + ... + 9098686.

Almost surely, 2^36394738 is an apocalyptic number.

36394738 is a deficient number, since it is larger than the sum of its proper divisors (18197372).

36394738 is a wasteful number, since it uses less digits than its factorization.

36394738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18197371.

The product of its digits is 326592, while the sum is 43.

The square root of 36394738 is about 6032.8051518344. The cubic root of 36394738 is about 331.3951888515.

The spelling of 36394738 in words is "thirty-six million, three hundred ninety-four thousand, seven hundred thirty-eight".