8302642 has 16 divisors (see below), whose sum is σ = 12956760. Its totient is φ = 3985408.

The previous prime is 8302633. The next prime is 8302673. The reversal of 8302642 is 2462038.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7612081 + 690561 = 2759^2 + 831^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14628 + ... + 15184.

Almost surely, 2^8302642 is an apocalyptic number.

8302642 is a deficient number, since it is larger than the sum of its proper divisors (4654118).

8302642 is a wasteful number, since it uses less digits than its factorization.

8302642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 8302642 is about 2881.4305474885. The cubic root of 8302642 is about 202.4908658177.

It can be divided in two parts, 8 and 302642, that multiplied together give a square (2421136 = 1556²).

The spelling of 8302642 in words is "eight million, three hundred two thousand, six hundred forty-two".