42244650 has 72 divisors (see below), whose sum is σ = 129720864. Its totient is φ = 9655200.

The previous prime is 42244633. The next prime is 42244663. The reversal of 42244650 is 5644224.

42244650 is a `hidden beast` number, since 4 + 2 + 2 + 4 + 4 + 650 = 666.

It is a super-2 number, since 2×42244650² = 3569220907245000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3556 + ... + 9855.

Almost surely, 2^42244650 is an apocalyptic number.

42244650 is an abundant number, since it is smaller than the sum of its proper divisors (87476214).

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

42244650 is a wasteful number, since it uses less digits than its factorization.

42244650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13436 (or 13428 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 42244650 is about 6499.5884485096. The cubic root of 42244650 is about 348.2762867338.

Adding to 42244650 its reverse (5644224), we get a palindrome (47888874).

The spelling of 42244650 in words is "forty-two million, two hundred forty-four thousand, six hundred fifty".