1422602140 has 12 divisors (see below), whose sum is σ = 2987464536. Its totient is φ = 569040848.

The previous prime is 1422602123. The next prime is 1422602147. The reversal of 1422602140 is 412062241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422602147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35565034 + ... + 35565073.

It is an arithmetic number, because the mean of its divisors is an integer number (248955378).

Almost surely, 2^1422602140 is an apocalyptic number.

1422602140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422602140 is an abundant number, since it is smaller than the sum of its proper divisors (1564862396).

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

1422602140 is a wasteful number, since it uses less digits than its factorization.

1422602140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71130116 (or 71130114 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1422602140 is about 37717.3983726343. The cubic root of 1422602140 is about 1124.6770141114.

Adding to 1422602140 its reverse (412062241), we get a palindrome (1834664381).

It can be divided in two parts, 142260 and 2140, that added together give a square (144400 = 380²).

The spelling of 1422602140 in words is "one billion, four hundred twenty-two million, six hundred two thousand, one hundred forty".