36423421 has 8 divisors (see below), whose sum is σ = 38283840. Its totient is φ = 34586112.

The previous prime is 36423383. The next prime is 36423463. The reversal of 36423421 is 12432463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36423421 - 2¹⁷ = 36292349 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 (36423521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2500 + ... + 8893.

It is an arithmetic number, because the mean of its divisors is an integer number (4785480).

Almost surely, 2^36423421 is an apocalyptic number.

It is an amenable number.

36423421 is a deficient number, since it is larger than the sum of its proper divisors (1860419).

36423421 is a wasteful number, since it uses less digits than its factorization.

36423421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11555.

The product of its digits is 3456, while the sum is 25.

The square root of 36423421 is about 6035.1819359486. The cubic root of 36423421 is about 331.4822244389.

Adding to 36423421 its reverse (12432463), we get a palindrome (48855884).

The spelling of 36423421 in words is "thirty-six million, four hundred twenty-three thousand, four hundred twenty-one".