69049039 has 2 divisors, whose sum is σ = 69049040. Its totient is φ = 69049038.

The previous prime is 69049033. The next prime is 69049049. The reversal of 69049039 is 93094096.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 69049039 - 2⁵ = 69049007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 69048992 and 69049010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69049033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34524519 + 34524520.

It is an arithmetic number, because the mean of its divisors is an integer number (34524520).

Almost surely, 2^69049039 is an apocalyptic number.

69049039 is a deficient number, since it is larger than the sum of its proper divisors (1).

69049039 is an equidigital number, since it uses as much as digits as its factorization.

69049039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 69049039 is about 8309.5751395604. The cubic root of 69049039 is about 410.2537374439.

It can be divided in two parts, 690 and 49039, that added together give a square (49729 = 223²).

The spelling of 69049039 in words is "sixty-nine million, forty-nine thousand, thirty-nine".