4002626898 has 24 divisors (see below), whose sum is σ = 8673775500. Its totient is φ = 1333990944.

The previous prime is 4002626867. The next prime is 4002626977. The reversal of 4002626898 is 8986262004.

It can be written as a sum of positive squares in 2 ways, for example, as 3942207369 + 60419529 = 62787^2 + 7773^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125928 + ... + 154476.

Almost surely, 2^4002626898 is an apocalyptic number.

4002626898 is an abundant number, since it is smaller than the sum of its proper divisors (4671148602).

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

4002626898 is a wasteful number, since it uses less digits than its factorization.

4002626898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36346 (or 36343 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 4002626898 is about 63266.3172470154. The cubic root of 4002626898 is about 1587.7484709805.

The spelling of 4002626898 in words is "four billion, two million, six hundred twenty-six thousand, eight hundred ninety-eight".