33430004023 has 4 divisors (see below), whose sum is σ = 36001542808. Its totient is φ = 30858465240.

The previous prime is 33430003993. The next prime is 33430004077. The reversal of 33430004023 is 32040003433.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33430004023 is a prime.

It is a super-2 number, since 2×33430004023² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33430003985 and 33430004003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33430004123) 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, 1285769373 + ... + 1285769398.

It is an arithmetic number, because the mean of its divisors is an integer number (9000385702).

Almost surely, 2^33430004023 is an apocalyptic number.

33430004023 is a deficient number, since it is larger than the sum of its proper divisors (2571538785).

33430004023 is a wasteful number, since it uses less digits than its factorization.

33430004023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571538784.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 33430004023 its reverse (32040003433), we get a palindrome (65470007456).

The spelling of 33430004023 in words is "thirty-three billion, four hundred thirty million, four thousand, twenty-three".