2393722 has 4 divisors (see below), whose sum is σ = 3590586. Its totient is φ = 1196860.

The previous prime is 2393717. The next prime is 2393723. The reversal of 2393722 is 2273932.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1207801 + 1185921 = 1099^2 + 1089^2 .

It is not an unprimeable number, because it can be changed into a prime (2393723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598429 + ... + 598432.

2^2393722 is an apocalyptic number.

2393722 is a deficient number, since it is larger than the sum of its proper divisors (1196864).

2393722 is a wasteful number, since it uses less digits than its factorization.

2393722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196863.

The product of its digits is 4536, while the sum is 28.

The square root of 2393722 is about 1547.1657958991. The cubic root of 2393722 is about 133.7697464076.

The spelling of 2393722 in words is "two million, three hundred ninety-three thousand, seven hundred twenty-two".