4201251928 has 8 divisors (see below), whose sum is σ = 7877347380. Its totient is φ = 2100625960.

The previous prime is 4201251893. The next prime is 4201251941. The reversal of 4201251928 is 8291521024.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 4201251893 and 4201251902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262578238 + ... + 262578253.

Almost surely, 2^4201251928 is an apocalyptic number.

It is an amenable number.

4201251928 is a deficient number, since it is larger than the sum of its proper divisors (3676095452).

4201251928 is a wasteful number, since it uses less digits than its factorization.

4201251928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525156497 (or 525156493 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 4201251928 is about 64817.0650986297. The cubic root of 4201251928 is about 1613.5889393448.

The spelling of 4201251928 in words is "four billion, two hundred one million, two hundred fifty-one thousand, nine hundred twenty-eight".