712195649 has 8 divisors (see below), whose sum is σ = 778883040. Its totient is φ = 645832000.

The previous prime is 712195633. The next prime is 712195657. The reversal of 712195649 is 946591217.

712195649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 712195649 - 2⁴ = 712195633 is a prime.

It is a super-3 number, since 3×712195649³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (712155649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76319 + ... + 85140.

It is an arithmetic number, because the mean of its divisors is an integer number (97360380).

Almost surely, 2^712195649 is an apocalyptic number.

It is an amenable number.

712195649 is a deficient number, since it is larger than the sum of its proper divisors (66687391).

712195649 is a wasteful number, since it uses less digits than its factorization.

712195649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161871.

The product of its digits is 136080, while the sum is 44.

The square root of 712195649 is about 26686.9940045708. The cubic root of 712195649 is about 893.0308021613.

The spelling of 712195649 in words is "seven hundred twelve million, one hundred ninety-five thousand, six hundred forty-nine".