42524798 has 4 divisors (see below), whose sum is σ = 63787200. Its totient is φ = 21262398.

The previous prime is 42524791. The next prime is 42524809. The reversal of 42524798 is 89742524.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42524791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10631198 + ... + 10631201.

It is an arithmetic number, because the mean of its divisors is an integer number (15946800).

Almost surely, 2^42524798 is an apocalyptic number.

42524798 is a deficient number, since it is larger than the sum of its proper divisors (21262402).

42524798 is a wasteful number, since it uses less digits than its factorization.

42524798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21262401.

The product of its digits is 161280, while the sum is 41.

The square root of 42524798 is about 6521.1040476287. The cubic root of 42524798 is about 349.0444630450.

The spelling of 42524798 in words is "forty-two million, five hundred twenty-four thousand, seven hundred ninety-eight".