29898497 has 4 divisors (see below), whose sum is σ = 29933316. Its totient is φ = 29863680.

The previous prime is 29898487. The next prime is 29898499. The reversal of 29898497 is 79489892.

It is a happy number.

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 19855936 + 10042561 = 4456^2 + 3169^2 .

It is a cyclic number.

It is not a de Polignac number, because 29898497 - 2⁸ = 29898241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29898499) 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, 16088 + ... + 17849.

It is an arithmetic number, because the mean of its divisors is an integer number (7483329).

Almost surely, 2^29898497 is an apocalyptic number.

It is an amenable number.

29898497 is a deficient number, since it is larger than the sum of its proper divisors (34819).

29898497 is an equidigital number, since it uses as much as digits as its factorization.

29898497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34818.

The product of its digits is 2612736, while the sum is 56.

The square root of 29898497 is about 5467.9518103217. The cubic root of 29898497 is about 310.3724174894.

The spelling of 29898497 in words is "twenty-nine million, eight hundred ninety-eight thousand, four hundred ninety-seven".