720052292 has 6 divisors (see below), whose sum is σ = 1260091518. Its totient is φ = 360026144.

The previous prime is 720052261. The next prime is 720052309. The reversal of 720052292 is 292250027.

It can be written as a sum of positive squares in only one way, i.e., 590684416 + 129367876 = 24304^2 + 11374^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90006533 + ... + 90006540.

It is an arithmetic number, because the mean of its divisors is an integer number (210015253).

Almost surely, 2^720052292 is an apocalyptic number.

It is an amenable number.

720052292 is a deficient number, since it is larger than the sum of its proper divisors (540039226).

720052292 is a wasteful number, since it uses less digits than its factorization.

720052292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180013077 (or 180013075 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 720052292 is about 26833.7901161949. The cubic root of 720052292 is about 896.3026470840.

The spelling of 720052292 in words is "seven hundred twenty million, fifty-two thousand, two hundred ninety-two".