7924845746 has 4 divisors (see below), whose sum is σ = 11887268622. Its totient is φ = 3962422872.

The previous prime is 7924845739. The next prime is 7924845767. The reversal of 7924845746 is 6475484297.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5815740121 + 2109105625 = 76261^2 + 45925^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7924845691 and 7924845700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1981211435 + ... + 1981211438.

Almost surely, 2^7924845746 is an apocalyptic number.

7924845746 is a deficient number, since it is larger than the sum of its proper divisors (3962422876).

7924845746 is a wasteful number, since it uses less digits than its factorization.

7924845746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3962422875.

The product of its digits is 13547520, while the sum is 56.

The square root of 7924845746 is about 89021.6026928296. The cubic root of 7924845746 is about 1993.7174308271.

The spelling of 7924845746 in words is "seven billion, nine hundred twenty-four million, eight hundred forty-five thousand, seven hundred forty-six".