29509045 has 8 divisors (see below), whose sum is σ = 35609760. Its totient is φ = 23474640.

The previous prime is 29509019. The next prime is 29509057. The reversal of 29509045 is 54090592.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29509045 - 2⁵ = 29509013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29509045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15591 + ... + 17380.

It is an arithmetic number, because the mean of its divisors is an integer number (4451220).

Almost surely, 2^29509045 is an apocalyptic number.

It is an amenable number.

29509045 is a deficient number, since it is larger than the sum of its proper divisors (6100715).

29509045 is a wasteful number, since it uses less digits than its factorization.

29509045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33155.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 29509045 is about 5432.2228415263. Note that the first 3 decimals coincide. The cubic root of 29509045 is about 309.0189066189.

The spelling of 29509045 in words is "twenty-nine million, five hundred nine thousand, forty-five".