6450988 has 6 divisors (see below), whose sum is σ = 11289236. Its totient is φ = 3225492.

The previous prime is 6450953. The next prime is 6451019. The reversal of 6450988 is 8890546.

It is a super-2 number, since 2×6450988² = 83230492352288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6450988.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806370 + ... + 806377.

Almost surely, 2^6450988 is an apocalyptic number.

It is an amenable number.

6450988 is a deficient number, since it is larger than the sum of its proper divisors (4838248).

6450988 is a wasteful number, since it uses less digits than its factorization.

6450988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612751 (or 1612749 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 6450988 is about 2539.8795247019. The cubic root of 6450988 is about 186.1553025198.

The spelling of 6450988 in words is "six million, four hundred fifty thousand, nine hundred eighty-eight".