29399345 has 4 divisors (see below), whose sum is σ = 35279220. Its totient is φ = 23519472.

The previous prime is 29399333. The next prime is 29399369. The reversal of 29399345 is 54399392.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8596624 + 20802721 = 2932^2 + 4561^2 .

It is a cyclic number.

It is not a de Polignac number, because 29399345 - 2²² = 25205041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29399296 and 29399305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2939930 + ... + 2939939.

It is an arithmetic number, because the mean of its divisors is an integer number (8819805).

Almost surely, 2^29399345 is an apocalyptic number.

It is an amenable number.

29399345 is a deficient number, since it is larger than the sum of its proper divisors (5879875).

29399345 is an equidigital number, since it uses as much as digits as its factorization.

29399345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5879874.

The product of its digits is 262440, while the sum is 44.

The square root of 29399345 is about 5422.1162842565. The cubic root of 29399345 is about 308.6355047608.

The spelling of 29399345 in words is "twenty-nine million, three hundred ninety-nine thousand, three hundred forty-five".