29489399 has 2 divisors, whose sum is σ = 29489400. Its totient is φ = 29489398.

The previous prime is 29489393. The next prime is 29489417. The reversal of 29489399 is 99398492.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29489399 - 2¹² = 29485303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29489399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29489393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14744699 + 14744700.

It is an arithmetic number, because the mean of its divisors is an integer number (14744700).

Almost surely, 2^29489399 is an apocalyptic number.

29489399 is a deficient number, since it is larger than the sum of its proper divisors (1).

29489399 is an equidigital number, since it uses as much as digits as its factorization.

29489399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1259712, while the sum is 53.

The square root of 29489399 is about 5430.4142567580. The cubic root of 29489399 is about 308.9503137155.

The spelling of 29489399 in words is "twenty-nine million, four hundred eighty-nine thousand, three hundred ninety-nine".