7427946 has 16 divisors (see below), whose sum is σ = 15729984. Its totient is φ = 2330304.

The previous prime is 7427939. The next prime is 7427947. The reversal of 7427946 is 6497247.

It is not an unprimeable number, because it can be changed into a prime (7427947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36310 + ... + 36513.

It is an arithmetic number, because the mean of its divisors is an integer number (983124).

Almost surely, 2^7427946 is an apocalyptic number.

7427946 is an abundant number, since it is smaller than the sum of its proper divisors (8302038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7427946 is a wasteful number, since it uses less digits than its factorization.

7427946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72845.

The product of its digits is 84672, while the sum is 39.

The square root of 7427946 is about 2725.4258382866. The cubic root of 7427946 is about 195.1145152484.

The spelling of 7427946 in words is "seven million, four hundred twenty-seven thousand, nine hundred forty-six".