36423829 has 4 divisors (see below), whose sum is σ = 39225676. Its totient is φ = 33621984.

The previous prime is 36423811. The next prime is 36423833. The reversal of 36423829 is 92832463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92832463 = 499 ⋅186037.

It can be written as a sum of positive squares in 2 ways, for example, as 11573604 + 24850225 = 3402^2 + 4985^2 .

It is a cyclic number.

It is not a de Polignac number, because 36423829 - 2⁷ = 36423701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36423859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400904 + ... + 1400929.

It is an arithmetic number, because the mean of its divisors is an integer number (9806419).

Almost surely, 2^36423829 is an apocalyptic number.

It is an amenable number.

36423829 is a deficient number, since it is larger than the sum of its proper divisors (2801847).

36423829 is a wasteful number, since it uses less digits than its factorization.

36423829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801846.

The product of its digits is 62208, while the sum is 37.

The square root of 36423829 is about 6035.2157376518. The cubic root of 36423829 is about 331.4834621429.

The spelling of 36423829 in words is "thirty-six million, four hundred twenty-three thousand, eight hundred twenty-nine".