4029402122 has 4 divisors (see below), whose sum is σ = 6044103186. Its totient is φ = 2014701060.

The previous prime is 4029402107. The next prime is 4029402133. The reversal of 4029402122 is 2212049204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2071251121 + 1958151001 = 45511^2 + 44251^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4029402091 and 4029402100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1007350529 + ... + 1007350532.

Almost surely, 2^4029402122 is an apocalyptic number.

4029402122 is a deficient number, since it is larger than the sum of its proper divisors (2014701064).

4029402122 is a wasteful number, since it uses less digits than its factorization.

4029402122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014701063.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 4029402122 is about 63477.5718029605. The cubic root of 4029402122 is about 1591.2809742269.

The spelling of 4029402122 in words is "four billion, twenty-nine million, four hundred two thousand, one hundred twenty-two".