724002245 has 16 divisors (see below), whose sum is σ = 875078400. Its totient is φ = 575035200.

The previous prime is 724002193. The next prime is 724002259. The reversal of 724002245 is 542200427.

It is not a de Polignac number, because 724002245 - 2¹⁰ = 724001221 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472130 + ... + 473660.

It is an arithmetic number, because the mean of its divisors is an integer number (54692400).

Almost surely, 2^724002245 is an apocalyptic number.

It is an amenable number.

724002245 is a deficient number, since it is larger than the sum of its proper divisors (151076155).

724002245 is a wasteful number, since it uses less digits than its factorization.

724002245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 724002245 is about 26907.2898114990. The cubic root of 724002245 is about 897.9385927490.

The spelling of 724002245 in words is "seven hundred twenty-four million, two thousand, two hundred forty-five".