1042401022 has 8 divisors (see below), whose sum is σ = 1683878616. Its totient is φ = 481108152.

The previous prime is 1042401013. The next prime is 1042401023. The reversal of 1042401022 is 2201042401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1042400987 and 1042401005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042401023) 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, 20046148 + ... + 20046199.

It is an arithmetic number, because the mean of its divisors is an integer number (210484827).

Almost surely, 2^1042401022 is an apocalyptic number.

1042401022 is a deficient number, since it is larger than the sum of its proper divisors (641477594).

1042401022 is a wasteful number, since it uses less digits than its factorization.

1042401022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40092362.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1042401022 is about 32286.2357979372. The cubic root of 1042401022 is about 1013.9384898375.

Adding to 1042401022 its reverse (2201042401), we get a palindrome (3243443423).

The spelling of 1042401022 in words is "one billion, forty-two million, four hundred one thousand, twenty-two".