22034621 has 8 divisors (see below), whose sum is σ = 26277504. Its totient is φ = 18065520.

The previous prime is 22034611. The next prime is 22034629. The reversal of 22034621 is 12643022.

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

It is a cyclic number.

It is not a de Polignac number, because 22034621 - 2⁶ = 22034557 is a prime.

It is a super-2 number, since 2×22034621² = 971049045227282, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22034593 and 22034602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22034629) 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, 68270 + ... + 68591.

It is an arithmetic number, because the mean of its divisors is an integer number (3284688).

Almost surely, 2^22034621 is an apocalyptic number.

It is an amenable number.

22034621 is a deficient number, since it is larger than the sum of its proper divisors (4242883).

22034621 is a wasteful number, since it uses less digits than its factorization.

22034621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136891.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 22034621 is about 4694.1049200034. The cubic root of 22034621 is about 280.3508399758.

Adding to 22034621 its reverse (12643022), we get a palindrome (34677643).

The spelling of 22034621 in words is "twenty-two million, thirty-four thousand, six hundred twenty-one".