36139462 has 4 divisors (see below), whose sum is σ = 54209196. Its totient is φ = 18069730.

The previous prime is 36139457. The next prime is 36139469. The reversal of 36139462 is 26493163.

It is a happy number.

36139462 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36139469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9034864 + ... + 9034867.

It is an arithmetic number, because the mean of its divisors is an integer number (13552299).

Almost surely, 2^36139462 is an apocalyptic number.

36139462 is a deficient number, since it is larger than the sum of its proper divisors (18069734).

36139462 is a wasteful number, since it uses less digits than its factorization.

36139462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18069733.

The product of its digits is 23328, while the sum is 34.

The square root of 36139462 is about 6011.6105994983. The cubic root of 36139462 is about 330.6185582344.

The spelling of 36139462 in words is "thirty-six million, one hundred thirty-nine thousand, four hundred sixty-two".