42210498 has 32 divisors (see below), whose sum is σ = 93367872. Its totient is φ = 12614400.

The previous prime is 42210431. The next prime is 42210521. The reversal of 42210498 is 89401224.

It is a super-2 number, since 2×42210498² = 3563452282816008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438 + ... + 9198.

It is an arithmetic number, because the mean of its divisors is an integer number (2917746).

Almost surely, 2^42210498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42210498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46683936).

42210498 is an abundant number, since it is smaller than the sum of its proper divisors (51157374).

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

42210498 is a wasteful number, since it uses less digits than its factorization.

42210498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8850.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 42210498 is about 6496.9606740383. The cubic root of 42210498 is about 348.1824086653.

The spelling of 42210498 in words is "forty-two million, two hundred ten thousand, four hundred ninety-eight".