42297498 has 32 divisors (see below), whose sum is σ = 95774400. Its totient is φ = 13832208.

The previous prime is 42297491. The next prime is 42297499. The reversal of 42297498 is 89479224.

It is not an unprimeable number, because it can be changed into a prime (42297491) 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 in 15 ways as a sum of consecutive naturals, for example, 4528 + ... + 10251.

It is an arithmetic number, because the mean of its divisors is an integer number (2992950).

Almost surely, 2^42297498 is an apocalyptic number.

42297498 is an abundant number, since it is smaller than the sum of its proper divisors (53476902).

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

42297498 is a wasteful number, since it uses less digits than its factorization.

42297498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14843 (or 14837 counting only the distinct ones).

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

The square root of 42297498 is about 6503.6526660024. The cubic root of 42297498 is about 348.4214572691.

The spelling of 42297498 in words is "forty-two million, two hundred ninety-seven thousand, four hundred ninety-eight".