1422629837 has 2 divisors, whose sum is σ = 1422629838. Its totient is φ = 1422629836.

The previous prime is 1422629821. The next prime is 1422629843. The reversal of 1422629837 is 7389262241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1127683561 + 294946276 = 33581^2 + 17174^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422629837 - 2⁴ = 1422629821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422629737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711314918 + 711314919.

It is an arithmetic number, because the mean of its divisors is an integer number (711314919).

Almost surely, 2^1422629837 is an apocalyptic number.

It is an amenable number.

1422629837 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422629837 is an equidigital number, since it uses as much as digits as its factorization.

1422629837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 44.

The square root of 1422629837 is about 37717.7655356199. The cubic root of 1422629837 is about 1124.6843129375.

The spelling of 1422629837 in words is "one billion, four hundred twenty-two million, six hundred twenty-nine thousand, eight hundred thirty-seven".