22348629 has 20 divisors (see below), whose sum is σ = 34291884. Its totient is φ = 14494464.

The previous prime is 22348619. The next prime is 22348633. The reversal of 22348629 is 92684322.

22348629 is a `hidden beast` number, since 2 + 23 + 4 + 8 + 629 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13950225 + 8398404 = 3735^2 + 2898^2 .

It is not a de Polignac number, because 22348629 - 2⁸ = 22348373 is a prime.

It is a super-2 number, since 2×22348629² = 998922436359282, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22348593 and 22348602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22348619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 732 + ... + 6725.

Almost surely, 2^22348629 is an apocalyptic number.

It is an amenable number.

22348629 is a deficient number, since it is larger than the sum of its proper divisors (11943255).

22348629 is an equidigital number, since it uses as much as digits as its factorization.

22348629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7506 (or 7497 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 22348629 is about 4727.4336589740. The cubic root of 22348629 is about 281.6762922067.

The spelling of 22348629 in words is "twenty-two million, three hundred forty-eight thousand, six hundred twenty-nine".