1500648 has 32 divisors (see below), whose sum is σ = 3874560. Its totient is φ = 483840.

The previous prime is 1500647. The next prime is 1500649. The reversal of 1500648 is 8460051.

It is an interprime number because it is at equal distance from previous prime (1500647) and next prime (1500649).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1500643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265 + ... + 1752.

It is an arithmetic number, because the mean of its divisors is an integer number (121080).

2^1500648 is an apocalyptic number.

It is an amenable number.

1500648 is an abundant number, since it is smaller than the sum of its proper divisors (2373912).

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

1500648 is a wasteful number, since it uses less digits than its factorization.

1500648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2057 (or 2053 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1500648 is about 1225.0093877191. The cubic root of 1500648 is about 114.4879057673.

Adding to 1500648 its reverse (8460051), we get a palindrome (9960699).

The spelling of 1500648 in words is "one million, five hundred thousand, six hundred forty-eight".