7423890244 has 27 divisors (see below), whose sum is σ = 13209152607. Its totient is φ = 3650856264.

The previous prime is 7423890211. The next prime is 7423890277. The reversal of 7423890244 is 4420983247.

The square root of 7423890244 is 86162.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (7423890211) and next prime (7423890277).

It is a super-2 number, since 2×7423890244² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7423890244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11545387 + ... + 11546029.

Almost surely, 2^7423890244 is an apocalyptic number.

7423890244 is the 86162-nd square number.

It is an amenable number.

7423890244 is a deficient number, since it is larger than the sum of its proper divisors (5785262363).

7423890244 is an frugal number, since it uses more digits than its factorization.

7423890244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The cubic root of 7423890244 is about 1950.7899708780.

The spelling of 7423890244 in words is "seven billion, four hundred twenty-three million, eight hundred ninety thousand, two hundred forty-four".