29622413 has 6 divisors (see below), whose sum is σ = 30966894. Its totient is φ = 28333976.

The previous prime is 29622409. The next prime is 29622419. The reversal of 29622413 is 31422692.

It can be written as a sum of positive squares in only one way, i.e., 24226084 + 5396329 = 4922^2 + 2323^2 .

It is not a de Polignac number, because 29622413 - 2² = 29622409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29622419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27470 + ... + 28527.

It is an arithmetic number, because the mean of its divisors is an integer number (5161149).

Almost surely, 2^29622413 is an apocalyptic number.

29622413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

29622413 is a deficient number, since it is larger than the sum of its proper divisors (1344481).

29622413 is an equidigital number, since it uses as much as digits as its factorization.

29622413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56043 (or 56020 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 29622413 is about 5442.6476093901. The cubic root of 29622413 is about 309.4141310637.

The spelling of 29622413 in words is "twenty-nine million, six hundred twenty-two thousand, four hundred thirteen".