8629642 has 32 divisors (see below), whose sum is σ = 15863040. Its totient is φ = 3436800.

The previous prime is 8629637. The next prime is 8629651. The reversal of 8629642 is 2469268.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23859 + ... + 24217.

It is an arithmetic number, because the mean of its divisors is an integer number (495720).

Almost surely, 2^8629642 is an apocalyptic number.

8629642 is a deficient number, since it is larger than the sum of its proper divisors (7233398).

8629642 is a wasteful number, since it uses less digits than its factorization.

8629642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486.

The product of its digits is 41472, while the sum is 37.

The square root of 8629642 is about 2937.6252313731. The cubic root of 8629642 is about 205.1150811312.

The spelling of 8629642 in words is "eight million, six hundred twenty-nine thousand, six hundred forty-two".