29220590 has 16 divisors (see below), whose sum is σ = 60111072. Its totient is φ = 10018464.

The previous prime is 29220589. The next prime is 29220617. The reversal of 29220590 is 9502292.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208649 + ... + 208788.

It is an arithmetic number, because the mean of its divisors is an integer number (3756942).

Almost surely, 2^29220590 is an apocalyptic number.

29220590 is an abundant number, since it is smaller than the sum of its proper divisors (30890482).

29220590 is a wasteful number, since it uses less digits than its factorization.

29220590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417451.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 29220590 is about 5405.6072739332. The cubic root of 29220590 is about 308.0087069557.

The spelling of 29220590 in words is "twenty-nine million, two hundred twenty thousand, five hundred ninety".