29401039 has 4 divisors (see below), whose sum is σ = 29412720. Its totient is φ = 29389360.

The previous prime is 29401019. The next prime is 29401049. The reversal of 29401039 is 93010492.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 29401039 - 2⁷ = 29400911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29400998 and 29401016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29401019) 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, 334 + ... + 7675.

It is an arithmetic number, because the mean of its divisors is an integer number (7353180).

Almost surely, 2^29401039 is an apocalyptic number.

29401039 is a deficient number, since it is larger than the sum of its proper divisors (11681).

29401039 is an equidigital number, since it uses as much as digits as its factorization.

29401039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11680.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 29401039 is about 5422.2724940748. The cubic root of 29401039 is about 308.6414325403.

The spelling of 29401039 in words is "twenty-nine million, four hundred one thousand, thirty-nine".