4028266080 has 120 divisors (see below), whose sum is σ = 14216468112. Its totient is φ = 1074200832.

The previous prime is 4028266051. The next prime is 4028266087. The reversal of 4028266080 is 806628204.

4028266080 is a `hidden beast` number, since 4 + 0 + 28 + 26 + 608 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×4028266080² = 32453855222557132800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028266087) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 142452 + ... + 168371.

Almost surely, 2^4028266080 is an apocalyptic number.

4028266080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4028266080 is an abundant number, since it is smaller than the sum of its proper divisors (10188202032).

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

4028266080 is a wasteful number, since it uses less digits than its factorization.

4028266080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310850 (or 310833 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 4028266080 is about 63468.6227989863. The cubic root of 4028266080 is about 1591.1314125893.

The spelling of 4028266080 in words is "four billion, twenty-eight million, two hundred sixty-six thousand, eighty".