42650010 has 128 divisors (see below), whose sum is σ = 127008000. Its totient is φ = 10112256.

The previous prime is 42649993. The next prime is 42650021. The reversal of 42650010 is 1005624.

It is a happy number.

42650010 is a `hidden beast` number, since 4 + 2 + 650 + 0 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 101581 + ... + 101999.

It is an arithmetic number, because the mean of its divisors is an integer number (992250).

Almost surely, 2^42650010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42650010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63504000).

42650010 is an abundant number, since it is smaller than the sum of its proper divisors (84357990).

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

42650010 is a wasteful number, since it uses less digits than its factorization.

42650010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 471 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 42650010 is about 6530.6975125173. The cubic root of 42650010 is about 349.3867082928.

Adding to 42650010 its reverse (1005624), we get a palindrome (43655634).

The spelling of 42650010 in words is "forty-two million, six hundred fifty thousand, ten".