4025437856 has 24 divisors (see below), whose sum is σ = 8645543424. Its totient is φ = 1829744320.

The previous prime is 4025437841. The next prime is 4025437859. The reversal of 4025437856 is 6587345204.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (4025437859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5717600 + ... + 5718303.

It is an arithmetic number, because the mean of its divisors is an integer number (360230976).

Almost surely, 2^4025437856 is an apocalyptic number.

It is an amenable number.

4025437856 is an abundant number, since it is smaller than the sum of its proper divisors (4620105568).

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

4025437856 is a wasteful number, since it uses less digits than its factorization.

4025437856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11435924 (or 11435916 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 44.

The square root of 4025437856 is about 63446.3383971053. The cubic root of 4025437856 is about 1590.7589504655.

The spelling of 4025437856 in words is "four billion, twenty-five million, four hundred thirty-seven thousand, eight hundred fifty-six".