22652029 has 4 divisors (see below), whose sum is σ = 23264284. Its totient is φ = 22039776.

The previous prime is 22652017. The next prime is 22652039. The reversal of 22652029 is 92025622.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10562500 + 12089529 = 3250^2 + 3477^2 .

It is a cyclic number.

It is not a de Polignac number, because 22652029 - 2¹³ = 22643837 is a prime.

It is a super-2 number, since 2×22652029² = 1026228835633682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22651988 and 22652006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22652039) 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, 306072 + ... + 306145.

It is an arithmetic number, because the mean of its divisors is an integer number (5816071).

Almost surely, 2^22652029 is an apocalyptic number.

It is an amenable number.

22652029 is a deficient number, since it is larger than the sum of its proper divisors (612255).

22652029 is an equidigital number, since it uses as much as digits as its factorization.

22652029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612254.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 22652029 is about 4759.4147749487. The cubic root of 22652029 is about 282.9452253241.

The spelling of 22652029 in words is "twenty-two million, six hundred fifty-two thousand, twenty-nine".