7940740022 has 16 divisors (see below), whose sum is σ = 12132899280. Its totient is φ = 3897091968.

The previous prime is 7940740013. The next prime is 7940740051. The reversal of 7940740022 is 2200470497.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138428 + ... + 187199.

It is an arithmetic number, because the mean of its divisors is an integer number (758306205).

Almost surely, 2^7940740022 is an apocalyptic number.

7940740022 is a deficient number, since it is larger than the sum of its proper divisors (4192159258).

7940740022 is a wasteful number, since it uses less digits than its factorization.

7940740022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325855.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 7940740022 is about 89110.8299927680. The cubic root of 7940740022 is about 1995.0494245120.

The spelling of 7940740022 in words is "seven billion, nine hundred forty million, seven hundred forty thousand, twenty-two".