42259020 has 96 divisors (see below), whose sum is σ = 122689728. Its totient is φ = 10862592.

The previous prime is 42259013. The next prime is 42259037. The reversal of 42259020 is 2095224.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308392 + ... + 308528.

It is an arithmetic number, because the mean of its divisors is an integer number (1278018).

Almost surely, 2^42259020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42259020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61344864).

42259020 is an abundant number, since it is smaller than the sum of its proper divisors (80430708).

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

42259020 is a wasteful number, since it uses less digits than its factorization.

42259020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 42259020 is about 6500.6938091253. The cubic root of 42259020 is about 348.3157723087.

The spelling of 42259020 in words is "forty-two million, two hundred fifty-nine thousand, twenty".