29629425 has 24 divisors (see below), whose sum is σ = 55986496. Its totient is φ = 13544640.

The previous prime is 29629409. The next prime is 29629433. The reversal of 29629425 is 52492692.

It is not a de Polignac number, because 29629425 - 2⁴ = 29629409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27694 + ... + 28743.

Almost surely, 2^29629425 is an apocalyptic number.

29629425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

29629425 is a deficient number, since it is larger than the sum of its proper divisors (26357071).

29629425 is a wasteful number, since it uses less digits than its factorization.

29629425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56457 (or 56452 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 29629425 is about 5443.2917430540. The cubic root of 29629425 is about 309.4385432176.

The spelling of 29629425 in words is "twenty-nine million, six hundred twenty-nine thousand, four hundred twenty-five".