10381662 has 64 divisors (see below), whose sum is σ = 25090560. Its totient is φ = 3169152.

The previous prime is 10381661. The next prime is 10381667. The reversal of 10381662 is 26618301.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10381661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39343 + ... + 39605.

It is an arithmetic number, because the mean of its divisors is an integer number (392040).

Almost surely, 2^10381662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10381662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12545280).

10381662 is an abundant number, since it is smaller than the sum of its proper divisors (14708898).

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

10381662 is a wasteful number, since it uses less digits than its factorization.

10381662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 10381662 is about 3222.0586586839. The cubic root of 10381662 is about 218.1502064996.

Adding to 10381662 its reverse (26618301), we get a palindrome (36999963).

The spelling of 10381662 in words is "ten million, three hundred eighty-one thousand, six hundred sixty-two".