7494021722 has 8 divisors (see below), whose sum is σ = 12262944672. Its totient is φ = 3406373500.

The previous prime is 7494021721. The next prime is 7494021751. The reversal of 7494021722 is 2271204947.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (7494021721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170318654 + ... + 170318697.

It is an arithmetic number, because the mean of its divisors is an integer number (1532868084).

Almost surely, 2^7494021722 is an apocalyptic number.

7494021722 is a deficient number, since it is larger than the sum of its proper divisors (4768922950).

7494021722 is a wasteful number, since it uses less digits than its factorization.

7494021722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340637364.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 7494021722 is about 86568.0178934461. The cubic root of 7494021722 is about 1956.9135897319.

The spelling of 7494021722 in words is "seven billion, four hundred ninety-four million, twenty-one thousand, seven hundred twenty-two".