1340522422 has 8 divisors (see below), whose sum is σ = 2021311872. Its totient is φ = 666751800.

The previous prime is 1340522413. The next prime is 1340522483. The reversal of 1340522422 is 2242250431.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1754229 + ... + 1754992.

It is an arithmetic number, because the mean of its divisors is an integer number (252663984).

Almost surely, 2^1340522422 is an apocalyptic number.

1340522422 is a deficient number, since it is larger than the sum of its proper divisors (680789450).

1340522422 is a wasteful number, since it uses less digits than its factorization.

1340522422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3509414.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1340522422 is about 36613.1454808242. The cubic root of 1340522422 is about 1102.6170256089.

Adding to 1340522422 its reverse (2242250431), we get a palindrome (3582772853).

The spelling of 1340522422 in words is "one billion, three hundred forty million, five hundred twenty-two thousand, four hundred twenty-two".