29108428 has 12 divisors (see below), whose sum is σ = 51265312. Its totient is φ = 14461200.

The previous prime is 29108423. The next prime is 29108441. The reversal of 29108428 is 82480192.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 29108393 and 29108402.

It is not an unprimeable number, because it can be changed into a prime (29108423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22548 + ... + 23803.

Almost surely, 2^29108428 is an apocalyptic number.

It is an amenable number.

29108428 is a deficient number, since it is larger than the sum of its proper divisors (22156884).

29108428 is a wasteful number, since it uses less digits than its factorization.

29108428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46512 (or 46510 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 29108428 is about 5395.2227016130. Note that the first 3 decimals coincide. The cubic root of 29108428 is about 307.6141088393.

The spelling of 29108428 in words is "twenty-nine million, one hundred eight thousand, four hundred twenty-eight".