3928145502 has 8 divisors (see below), whose sum is σ = 7856291016. Its totient is φ = 1309381832.

The previous prime is 3928145471. The next prime is 3928145527. The reversal of 3928145502 is 2055418293.

It is a sphenic number, since it is the product of 3 distinct primes.

3928145502 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327345453 + ... + 327345464.

It is an arithmetic number, because the mean of its divisors is an integer number (982036377).

Almost surely, 2^3928145502 is an apocalyptic number.

3928145502 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3928145502 is a wasteful number, since it uses less digits than its factorization.

3928145502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654690922.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 3928145502 is about 62674.9192420700. The cubic root of 3928145502 is about 1577.8384025575.

The spelling of 3928145502 in words is "three billion, nine hundred twenty-eight million, one hundred forty-five thousand, five hundred two".