1010388 has 12 divisors (see below), whose sum is σ = 2357600. Its totient is φ = 336792.

The previous prime is 1010381. The next prime is 1010407. The reversal of 1010388 is 8830101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42088 + ... + 42111.

2^1010388 is an apocalyptic number.

It is an amenable number.

1010388 is an abundant number, since it is smaller than the sum of its proper divisors (1347212).

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

1010388 is a wasteful number, since it uses less digits than its factorization.

1010388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84206 (or 84204 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 1010388 is about 1005.1805807913. The cubic root of 1010388 is about 100.3450745327.

Adding to 1010388 its reverse (8830101), we get a palindrome (9840489).

The spelling of 1010388 in words is "one million, ten thousand, three hundred eighty-eight".