36239942 has 4 divisors (see below), whose sum is σ = 54359916. Its totient is φ = 18119970.

The previous prime is 36239939. The next prime is 36239963. The reversal of 36239942 is 24993263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24993263 = 53 ⋅471571.

It is a junction number, because it is equal to n+sod(n) for n = 36239896 and 36239905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9059984 + ... + 9059987.

It is an arithmetic number, because the mean of its divisors is an integer number (13589979).

Almost surely, 2^36239942 is an apocalyptic number.

36239942 is a deficient number, since it is larger than the sum of its proper divisors (18119974).

36239942 is a wasteful number, since it uses less digits than its factorization.

36239942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18119973.

The product of its digits is 69984, while the sum is 38.

The square root of 36239942 is about 6019.9619600127. The cubic root of 36239942 is about 330.9246853894.

It can be divided in two parts, 362 and 39942, that added together give a palindrome (40304).

The spelling of 36239942 in words is "thirty-six million, two hundred thirty-nine thousand, nine hundred forty-two".