298542742 has 8 divisors (see below), whose sum is σ = 447950232. Its totient is φ = 149226000.

The previous prime is 298542707. The next prime is 298542743. The reversal of 298542742 is 247245892.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298542743) 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, 13759 + ... + 28042.

It is an arithmetic number, because the mean of its divisors is an integer number (55993779).

Almost surely, 2^298542742 is an apocalyptic number.

298542742 is a deficient number, since it is larger than the sum of its proper divisors (149407490).

298542742 is a wasteful number, since it uses less digits than its factorization.

298542742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45374.

The product of its digits is 322560, while the sum is 43.

The square root of 298542742 is about 17278.3894504089. The cubic root of 298542742 is about 668.3472607895.

The spelling of 298542742 in words is "two hundred ninety-eight million, five hundred forty-two thousand, seven hundred forty-two".