42542498 has 8 divisors (see below), whose sum is σ = 64860060. Its totient is φ = 20922480.

The previous prime is 42542497. The next prime is 42542503. The reversal of 42542498 is 89424524.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33258289 + 9284209 = 5767^2 + 3047^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42542497) 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, 174233 + ... + 174476.

Almost surely, 2^42542498 is an apocalyptic number.

42542498 is a deficient number, since it is larger than the sum of its proper divisors (22317562).

42542498 is a wasteful number, since it uses less digits than its factorization.

42542498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348772.

The product of its digits is 92160, while the sum is 38.

The square root of 42542498 is about 6522.4610385958. The cubic root of 42542498 is about 349.0928836554.

The spelling of 42542498 in words is "forty-two million, five hundred forty-two thousand, four hundred ninety-eight".