712565442 has 24 divisors (see below), whose sum is σ = 1593696000. Its totient is φ = 229859640.

The previous prime is 712565429. The next prime is 712565501. The reversal of 712565442 is 244565217.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 712565397 and 712565406.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 637942 + ... + 639057.

It is an arithmetic number, because the mean of its divisors is an integer number (66404000).

Almost surely, 2^712565442 is an apocalyptic number.

712565442 is an abundant number, since it is smaller than the sum of its proper divisors (881130558).

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

712565442 is a wasteful number, since it uses less digits than its factorization.

712565442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277038 (or 1277035 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 712565442 is about 26693.9214429053. The cubic root of 712565442 is about 893.1853380674.

The spelling of 712565442 in words is "seven hundred twelve million, five hundred sixty-five thousand, four hundred forty-two".