736506772 has 12 divisors (see below), whose sum is σ = 1291156020. Its totient is φ = 367605056.

The previous prime is 736506769. The next prime is 736506781. The reversal of 736506772 is 277605637.

It can be written as a sum of positive squares in 2 ways, for example, as 189227536 + 547279236 = 13756^2 + 23394^2 .

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, 159523 + ... + 164074.

It is an arithmetic number, because the mean of its divisors is an integer number (107596335).

Almost surely, 2^736506772 is an apocalyptic number.

It is an amenable number.

736506772 is a deficient number, since it is larger than the sum of its proper divisors (554649248).

736506772 is a wasteful number, since it uses less digits than its factorization.

736506772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324170 (or 324168 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 43.

The square root of 736506772 is about 27138.6582571799. The cubic root of 736506772 is about 903.0786632788.

The spelling of 736506772 in words is "seven hundred thirty-six million, five hundred six thousand, seven hundred seventy-two".