10020942 has 32 divisors (see below), whose sum is σ = 23443200. Its totient is φ = 3164184.

The previous prime is 10020931. The next prime is 10020947. The reversal of 10020942 is 24902001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3858 + ... + 5909.

It is an arithmetic number, because the mean of its divisors is an integer number (732600).

Almost surely, 2^10020942 is an apocalyptic number.

10020942 is an abundant number, since it is smaller than the sum of its proper divisors (13422258).

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

10020942 is a wasteful number, since it uses less digits than its factorization.

10020942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9797 (or 9791 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 10020942 is about 3165.5871493295. The cubic root of 10020942 is about 215.5937580445.

Adding to 10020942 its reverse (24902001), we get a palindrome (34922943).

The spelling of 10020942 in words is "ten million, twenty thousand, nine hundred forty-two".