29420306925 has 12 divisors (see below), whose sum is σ = 48641574240. Its totient is φ = 15690830320.

The previous prime is 29420306921. The next prime is 29420306977. The reversal of 29420306925 is 52960302492.

It is not a de Polignac number, because 29420306925 - 2² = 29420306921 is a prime.

It is a super-2 number, since 2×29420306925² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29420306921) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 196135305 + ... + 196135454.

It is an arithmetic number, because the mean of its divisors is an integer number (4053464520).

Almost surely, 2^29420306925 is an apocalyptic number.

29420306925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

29420306925 is a deficient number, since it is larger than the sum of its proper divisors (19221267315).

29420306925 is a wasteful number, since it uses less digits than its factorization.

29420306925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392270772 (or 392270767 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 29420306925 in words is "twenty-nine billion, four hundred twenty million, three hundred six thousand, nine hundred twenty-five".