1442071246 has 16 divisors (see below), whose sum is σ = 2696860800. Its totient is φ = 561845880.

The previous prime is 1442071243. The next prime is 1442071247. The reversal of 1442071246 is 6421702441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442071243) 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, 4681896 + ... + 4682203.

It is an arithmetic number, because the mean of its divisors is an integer number (168553800).

Almost surely, 2^1442071246 is an apocalyptic number.

1442071246 is a deficient number, since it is larger than the sum of its proper divisors (1254789554).

1442071246 is a wasteful number, since it uses less digits than its factorization.

1442071246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9364119.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 1442071246 is about 37974.6131777534. The cubic root of 1442071246 is about 1129.7843966968.

Adding to 1442071246 its reverse (6421702441), we get a palindrome (7863773687).

The spelling of 1442071246 in words is "one billion, four hundred forty-two million, seventy-one thousand, two hundred forty-six".