42497298 has 24 divisors (see below), whose sum is σ = 95488848. Its totient is φ = 14165604.

The previous prime is 42497293. The next prime is 42497303. The reversal of 42497298 is 89279424.

It is an interprime number because it is at equal distance from previous prime (42497293) and next prime (42497303).

It is not an unprimeable number, because it can be changed into a prime (42497293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43236 + ... + 44207.

It is an arithmetic number, because the mean of its divisors is an integer number (3978702).

Almost surely, 2^42497298 is an apocalyptic number.

42497298 is an abundant number, since it is smaller than the sum of its proper divisors (52991550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42497298 is an equidigital number, since it uses as much as digits as its factorization.

42497298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87460 (or 87448 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 42497298 is about 6518.9951679688. The cubic root of 42497298 is about 348.9692066218.

The spelling of 42497298 in words is "forty-two million, four hundred ninety-seven thousand, two hundred ninety-eight".