3145285432 has 16 divisors (see below), whose sum is σ = 5905358640. Its totient is φ = 1570523136.

The previous prime is 3145285391. The next prime is 3145285469. The reversal of 3145285432 is 2345825413.

It is a junction number, because it is equal to n+sod(n) for n = 3145285391 and 3145285400.

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, 258633 + ... + 270520.

It is an arithmetic number, because the mean of its divisors is an integer number (369084915).

Almost surely, 2^3145285432 is an apocalyptic number.

It is an amenable number.

3145285432 is a deficient number, since it is larger than the sum of its proper divisors (2760073208).

3145285432 is a wasteful number, since it uses less digits than its factorization.

3145285432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529902 (or 529898 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 3145285432 is about 56082.8443643865. The cubic root of 3145285432 is about 1465.1655133387.

The spelling of 3145285432 in words is "three billion, one hundred forty-five million, two hundred eighty-five thousand, four hundred thirty-two".