7949535428 has 48 divisors (see below), whose sum is σ = 14396526144. Its totient is φ = 3838440960.

The previous prime is 7949535413. The next prime is 7949535493. The reversal of 7949535428 is 8245359497.

It is a super-2 number, since 2×7949535428² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9275576 + ... + 9276432.

It is an arithmetic number, because the mean of its divisors is an integer number (299927628).

Almost surely, 2^7949535428 is an apocalyptic number.

It is an amenable number.

7949535428 is a deficient number, since it is larger than the sum of its proper divisors (6446990716).

7949535428 is a wasteful number, since it uses less digits than its factorization.

7949535428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412 (or 1410 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 56.

The square root of 7949535428 is about 89160.1672721625. The cubic root of 7949535428 is about 1995.7857452656.

The spelling of 7949535428 in words is "seven billion, nine hundred forty-nine million, five hundred thirty-five thousand, four hundred twenty-eight".