29542489 has 2 divisors, whose sum is σ = 29542490. Its totient is φ = 29542488.

The previous prime is 29542477. The next prime is 29542493. The reversal of 29542489 is 98424592.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22963264 + 6579225 = 4792^2 + 2565^2 .

It is a cyclic number.

It is not a de Polignac number, because 29542489 - 2¹⁵ = 29509721 is a prime.

It is not a weakly prime, because it can be changed into another prime (29548489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14771244 + 14771245.

It is an arithmetic number, because the mean of its divisors is an integer number (14771245).

Almost surely, 2^29542489 is an apocalyptic number.

It is an amenable number.

29542489 is a deficient number, since it is larger than the sum of its proper divisors (1).

29542489 is an equidigital number, since it uses as much as digits as its factorization.

29542489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 43.

The square root of 29542489 is about 5435.3002676945. The cubic root of 29542489 is about 309.1356044703.

The spelling of 29542489 in words is "twenty-nine million, five hundred forty-two thousand, four hundred eighty-nine".