7601998 has 4 divisors (see below), whose sum is σ = 11403000. Its totient is φ = 3800998.

The previous prime is 7601989. The next prime is 7602011. The reversal of 7601998 is 8991067.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 7601998.

It is a congruent number.

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, 1900498 + ... + 1900501.

It is an arithmetic number, because the mean of its divisors is an integer number (2850750).

Almost surely, 2^7601998 is an apocalyptic number.

7601998 is a deficient number, since it is larger than the sum of its proper divisors (3801002).

7601998 is a wasteful number, since it uses less digits than its factorization.

7601998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3801001.

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 7601998 is about 2757.1721019915. The cubic root of 7601998 is about 196.6267421909.

The spelling of 7601998 in words is "seven million, six hundred one thousand, nine hundred ninety-eight".