29070424 has 8 divisors (see below), whose sum is σ = 54507060. Its totient is φ = 14535208.

The previous prime is 29070407. The next prime is 29070439. The reversal of 29070424 is 42407092.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) 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 = 29070392 and 29070401.

It is a congruent 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 as a sum of consecutive naturals, namely, 1816894 + ... + 1816909.

Almost surely, 2^29070424 is an apocalyptic number.

It is an amenable number.

29070424 is a deficient number, since it is larger than the sum of its proper divisors (25436636).

29070424 is a wasteful number, since it uses less digits than its factorization.

29070424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3633809 (or 3633805 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 29070424 is about 5391.6995465252. The cubic root of 29070424 is about 307.4801767466.

The spelling of 29070424 in words is "twenty-nine million, seventy thousand, four hundred twenty-four".