8628988 has 6 divisors (see below), whose sum is σ = 15100736. Its totient is φ = 4314492.

The previous prime is 8628973. The next prime is 8629003. The reversal of 8628988 is 8898268.

It is an interprime number because it is at equal distance from previous prime (8628973) and next prime (8629003).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1078620 + ... + 1078627.

Almost surely, 2^8628988 is an apocalyptic number.

It is an amenable number.

8628988 is a deficient number, since it is larger than the sum of its proper divisors (6471748).

8628988 is a wasteful number, since it uses less digits than its factorization.

8628988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157251 (or 2157249 counting only the distinct ones).

The product of its digits is 442368, while the sum is 49.

The square root of 8628988 is about 2937.5139148607. The cubic root of 8628988 is about 205.1098994311.

The spelling of 8628988 in words is "eight million, six hundred twenty-eight thousand, nine hundred eighty-eight".