29622145 has 16 divisors (see below), whose sum is σ = 40838400. Its totient is φ = 20205504.

The previous prime is 29622139. The next prime is 29622179. The reversal of 29622145 is 54122692.

It is a cyclic number.

It is not a de Polignac number, because 29622145 - 2⁷ = 29622017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4839 + ... + 9091.

It is an arithmetic number, because the mean of its divisors is an integer number (2552400).

Almost surely, 2^29622145 is an apocalyptic number.

It is an amenable number.

29622145 is a deficient number, since it is larger than the sum of its proper divisors (11216255).

29622145 is a wasteful number, since it uses less digits than its factorization.

29622145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4464.

The product of its digits is 8640, while the sum is 31.

The square root of 29622145 is about 5442.6229889641. The cubic root of 29622145 is about 309.4131979500.

The spelling of 29622145 in words is "twenty-nine million, six hundred twenty-two thousand, one hundred forty-five".